feat: 🔒 Improve 2FA/keypass experience

Co-authored-by: Tamania <tamaina@hotmail.co.jp> Co-authored-by: Syuilo <syuilotan@yahoo.co.jp>
2023-06-15 16:12:32 -07:00 · 2023-06-15 16:12:32 -07:00 · 46af585cf7
parent fbce5d819f
commit 46af585cf7
41 changed files with 937 additions and 582 deletions
--- a/locales/ar-SA.yml
+++ b/locales/ar-SA.yml
@ -1049,8 +1049,8 @@ _tutorial:
  step6_4: "Now go, explore, and have fun!"
 _2fa:
  alreadyRegistered: "سجلت سلفًا جهازًا للاستيثاق بعاملين."
-  registerDevice: "سجّل جهازًا جديدًا"
-  registerKey: "تسجيل مفتاح أمان جديد"
+  registerTOTP: "سجّل جهازًا جديدًا"
+  registerSecurityKey: "تسجيل مفتاح أمان جديد"
  step1: "أولًا ثبّت تطبيق استيثاق على جهازك (مثل {a} و{b})."
  step2: "امسح رمز الاستجابة السريعة الموجد على الشاشة."
  step3: "أدخل الرمز الموجود في تطبيقك لإكمال التثبيت."
--- a/locales/bn-BD.yml
+++ b/locales/bn-BD.yml
@ -1130,8 +1130,8 @@ _tutorial:
  step6_4: "Now go, explore, and have fun!"
 _2fa:
  alreadyRegistered: "আপনি ইতিমধ্যে একটি 2-ফ্যাক্টর অথেনটিকেশন ডিভাইস নিবন্ধন করেছেন৷"
-  registerDevice: "নতুন ডিভাইস নিবন্ধন করুন"
-  registerKey: "সিকিউরিটি কী নিবন্ধন করুন"
+  registerTOTP: "নতুন ডিভাইস নিবন্ধন করুন"
+  registerSecurityKey: "সিকিউরিটি কী নিবন্ধন করুন"
  step1: "প্রথমে, আপনার ডিভাইসে {a} বা {b} এর মতো একটি অথেনটিকেশন অ্যাপ ইনস্টল করুন৷"
  step2: "এরপরে, অ্যাপের সাহায্যে প্রদর্শিত QR কোডটি স্ক্যান করুন।"
  step2Url: "ডেস্কটপ অ্যাপে, নিম্নলিখিত URL লিখুন:"
--- a/locales/ca-ES.yml
+++ b/locales/ca-ES.yml
@ -319,13 +319,13 @@ _sfx:
 _2fa:
  step2Url: "També pots inserir aquest enllaç i utilitzes una aplicació d'escriptori:"
  alreadyRegistered: Ja heu registrat un dispositiu d'autenticació de dos factors.
-  registerDevice: Registrar un dispositiu nou
+  registerTOTP: Registrar un dispositiu nou
  securityKeyInfo: A més de l'autenticació d'empremta digital o PIN, també podeu configurar
    l'autenticació mitjançant claus de seguretat de maquinari compatibles amb FIDO2
    per protegir encara més el vostre compte.
  step4: A partir d'ara, qualsevol intent d'inici de sessió futur demanarà aquest
    token d'inici de sessió.
-  registerKey: Registra una clau de seguretat
+  registerSecurityKey: Registra una clau de seguretat
  step1: En primer lloc, instal·la una aplicació d'autenticació (com ara {a} o {b})
    al dispositiu.
  step2: A continuació, escaneja el codi QR que es mostra en aquesta pantalla.
--- a/locales/cs-CZ.yml
+++ b/locales/cs-CZ.yml
@ -698,8 +698,8 @@ _time:
  minute: "Minut"
  hour: "Hodin"
 _2fa:
-  registerDevice: "Přidat zařízení"
-  registerKey: "Přidat bezpečnostní klíč"
+  registerTOTP: "Přidat zařízení"
+  registerSecurityKey: "Přidat bezpečnostní klíč"
 _weekday:
  sunday: "Neděle"
  monday: "Pondělí"
--- a/locales/de-DE.yml
+++ b/locales/de-DE.yml
@ -1371,8 +1371,8 @@ _tutorial:
 _2fa:
  alreadyRegistered: "Du hast bereits ein Gerät für Zwei-Faktor-Authentifizierung
    registriert."
-  registerDevice: "Neues Gerät registrieren"
-  registerKey: "Neuen Sicherheitsschlüssel registrieren"
+  registerTOTP: "Neues Gerät registrieren"
+  registerSecurityKey: "Neuen Sicherheitsschlüssel registrieren"
  step1: "Installiere zuerst eine Authentifizierungsapp (z.B. {a} oder {b}) auf deinem
    Gerät."
  step2: "Dann, scanne den angezeigten QR-Code mit deinem Gerät."
--- a/locales/en-US.yml
+++ b/locales/en-US.yml
@ -1487,16 +1487,28 @@ _tutorial:
  step6_4: "Now go, explore, and have fun!"
 _2fa:
  alreadyRegistered: "You have already registered a 2-factor authentication device."
-  registerDevice: "Register a new device"
-  registerKey: "Register a security key"
+  registerTOTP: "Register authenticator app"
  step1: "First, install an authentication app (such as {a} or {b}) on your device."
  step2: "Then, scan the QR code displayed on this screen."
+  step2Click: "Clicking on this QR code will allow you to register 2FA to your security key or phone authenticator app."
  step2Url: "You can also enter this URL if you're using a desktop program:"
+  step3Title: "Enter an authentication code"
  step3: "Enter the token provided by your app to finish setup."
  step4: "From now on, any future login attempts will ask for such a login token."
-  securityKeyInfo: "Besides fingerprint or PIN authentication, you can also setup
-    authentication via hardware security keys that support FIDO2 to further secure
-    your account."
+  securityKeyNotSupported: "Your browser does not support security keys."
+  registerTOTPBeforeKey: "Please set up an authenticator app to register a security or pass key."
+  securityKeyInfo: "Besides fingerprint or PIN authentication, you can also setup authentication via hardware security keys that support FIDO2 to further secure your account."
+  chromePasskeyNotSupported: "Chrome passkeys are currently not supported."
+  registerSecurityKey: "Register a security or pass key"
+  securityKeyName: "Enter a key name"
+  tapSecurityKey: "Please follow your browser to register the security or pass key"
+  removeKey: "Remove security key"
+  removeKeyConfirm: "Really delete the {name} key?"
+  whyTOTPOnlyRenew: "The authenticator app cannot be removed as long as a security key is registered."
+  renewTOTP: "Reconfigure authenticator app"
+  renewTOTPConfirm: "This will cause verification codes from your previous app to stop working"
+  renewTOTPOk: "Reconfigure"
+  renewTOTPCancel: "Cancel"
 _permissions:
  "read:account": "View your account information"
  "write:account": "Edit your account information"
@ -2058,3 +2070,7 @@ _experiments:
  postImportsCaption: "Allows users to import their posts from past Calckey,\
    \ Misskey, Mastodon, Akkoma, and Pleroma accounts. It may cause slowdowns during\
    \ load if your queue is bottlenecked."
+
+_dialog:
+  charactersExceeded: "Max characters exceeded! Current: {current}/Limit: {max}"
+  charactersBelow: "Not enough characters! Current: {current}/Limit: {min}"
--- a/locales/es-ES.yml
+++ b/locales/es-ES.yml
@ -1331,8 +1331,8 @@ _tutorial:
  step6_4: "¡Ahora ve, explora y diviértete!"
 _2fa:
  alreadyRegistered: "Ya has completado la configuración."
-  registerDevice: "Registrar dispositivo"
-  registerKey: "Registrar clave"
+  registerTOTP: "Registrar dispositivo"
+  registerSecurityKey: "Registrar clave"
  step1: "Primero, instale en su dispositivo la aplicación de autenticación {a} o\
    \ {b} u otra."
  step2: "Luego, escanee con la aplicación el código QR mostrado en pantalla."
--- a/locales/fr-FR.yml
+++ b/locales/fr-FR.yml
@ -1262,8 +1262,8 @@ _tutorial:
  step6_4: "Maintenant, allez-y, explorez et amusez-vous !"
 _2fa:
  alreadyRegistered: "Configuration déjà achevée."
-  registerDevice: "Ajouter un nouvel appareil"
-  registerKey: "Enregistrer une clef"
+  registerTOTP: "Ajouter un nouvel appareil"
+  registerSecurityKey: "Enregistrer une clef"
  step1: "Tout d'abord, installez une application d'authentification, telle que {a}\
    \ ou {b}, sur votre appareil."
  step2: "Ensuite, scannez le code QR affiché sur l’écran."
--- a/locales/id-ID.yml
+++ b/locales/id-ID.yml
@ -1254,8 +1254,8 @@ _tutorial:
  step7_3: "Semoga berhasil dan bersenang-senanglah! \U0001F680"
 _2fa:
  alreadyRegistered: "Kamu telah mendaftarkan perangkat otentikasi dua faktor."
-  registerDevice: "Daftarkan perangkat baru"
-  registerKey: "Daftarkan kunci keamanan baru"
+  registerTOTP: "Daftarkan perangkat baru"
+  registerSecurityKey: "Daftarkan kunci keamanan baru"
  step1: "Pertama, pasang aplikasi otentikasi (seperti {a} atau {b}) di perangkat\
    \ kamu."
  step2: "Lalu, pindai kode QR yang ada di layar."
--- a/locales/it-IT.yml
+++ b/locales/it-IT.yml
@ -1139,7 +1139,7 @@ _tutorial:
    Questo però lo fa! È un po' complicato, ma ci riuscirete in poco tempo"
  step6_4: "Ora andate, esplorate e divertitevi!"
 _2fa:
-  registerDevice: "Aggiungi dispositivo"
+  registerTOTP: "Aggiungi dispositivo"
 _permissions:
  "read:account": "Visualizzare le informazioni dell'account"
  "write:account": "Modificare le informazioni dell'account"
--- a/locales/ja-JP.yml
+++ b/locales/ja-JP.yml
@ -1314,14 +1314,28 @@ _tutorial:
  step6_4: "これで完了です。お楽しみください！"
 _2fa:
  alreadyRegistered: "既に設定は完了しています。"
-  registerDevice: "デバイスを登録"
-  registerKey: "キーを登録"
+  registerTOTP: "認証アプリの設定を開始"
  step1: "まず、{a}や{b}などの認証アプリをお使いのデバイスにインストールします。"
  step2: "次に、表示されているQRコードをアプリでスキャンします。"
-  step2Url: "デスクトップアプリでは次のURLを入力します:"
-  step3: "アプリに表示されているトークンを入力して完了です。"
-  step4: "これからログインするときも、同じようにトークンを入力します。"
-  securityKeyInfo: "FIDO2をサポートするハードウェアセキュリティキーもしくは端末の指紋認証やPINを使用してログインするように設定できます。"
+  step2Click: "QRコードをクリックすると、お使いの端末にインストールされている認証アプリやキーリングに登録できます。"
+  step2Url: "デスクトップアプリでは次のURIを入力します:"
+  step3Title: "確認コードを入力"
+  step3: "アプリに表示されている確認コード（トークン）を入力して完了です。"
+  step4: "これからログインするときも、同じように確認コードを入力します。"
+  securityKeyNotSupported: "お使いのブラウザはセキュリティキーに対応していません。"
+  registerTOTPBeforeKey: "セキュリティキー・パスキーを登録するには、まず認証アプリの設定を行なってください。"
+  securityKeyInfo: "FIDO2をサポートするハードウェアセキュリティキー、端末の生体認証やPINロック、パスキーといった、WebAuthn由来の鍵を登録します。"
+  chromePasskeyNotSupported: "Chromeのパスキーは現在サポートしていません。"
+  registerSecurityKey: "セキュリティキー・パスキーを登録する"
+  securityKeyName: "キーの名前を入力"
+  tapSecurityKey: "ブラウザの指示に従い、セキュリティキーやパスキーを登録してください"
+  removeKey: "セキュリティキーを削除"
+  removeKeyConfirm: "{name}を削除しますか？"
+  whyTOTPOnlyRenew: "セキュリティキーが登録されている場合、認証アプリの設定は解除できません。"
+  renewTOTP: "認証アプリを再設定"
+  renewTOTPConfirm: "今までの認証アプリの確認コードは使用できなくなります"
+  renewTOTPOk: "再設定する"
+  renewTOTPCancel: "やめておく"
 _permissions:
  "read:account": "アカウントの情報を見る"
  "write:account": "アカウントの情報を変更する"
@ -1898,3 +1912,6 @@ antennasDesc: "アンテナでは指定した条件に合致する投稿が表
 expandOnNoteClickDesc: オフの場合、右クリックメニューか日付をクリックすることで開けます。
 expandOnNoteClick: クリックで投稿の詳細を開く
 clipsDesc: クリップは分類と共有ができるブックマークです。各投稿のメニューからクリップを作成できます。
+_dialog:
+  charactersExceeded: "最大文字数を超えています！ 現在 {current} / 制限 {max}"
+  charactersBelow: "最小文字数を下回っています！ 現在 {current} / 制限 {min}"
--- a/locales/ko-KR.yml
+++ b/locales/ko-KR.yml
@ -1179,8 +1179,8 @@ _time:
  day: "일"
 _2fa:
  alreadyRegistered: "이미 설정이 완료되었습니다."
-  registerDevice: "디바이스 등록"
-  registerKey: "키를 등록"
+  registerTOTP: "디바이스 등록"
+  registerSecurityKey: "키를 등록"
  step1: "먼저, {a}나 {b}등의 인증 앱을 사용 중인 디바이스에 설치합니다."
  step2: "그 후, 표시되어 있는 QR코드를 앱으로 스캔합니다."
  step2Url: "데스크톱 앱에서는 다음 URL을 입력하세요:"
--- a/locales/pl-PL.yml
+++ b/locales/pl-PL.yml
@ -1260,8 +1260,8 @@ _tutorial:
  step6_4: "A teraz idź, odkrywaj i baw się dobrze!"
 _2fa:
  alreadyRegistered: "Zarejestrowałeś już urządzenie do uwierzytelniania dwuskładnikowego."
-  registerDevice: "Zarejestruj nowe urządzenie"
-  registerKey: "Zarejestruj klucz bezpieczeństwa"
+  registerTOTP: "Zarejestruj nowe urządzenie"
+  registerSecurityKey: "Zarejestruj klucz bezpieczeństwa"
  step1: "Najpierw, zainstaluj aplikację uwierzytelniającą (taką jak {a} lub {b})
    na swoim urządzeniu."
  step2: "Następnie, zeskanuje kod QR z ekranu."
--- a/locales/ru-RU.yml
+++ b/locales/ru-RU.yml
@ -1249,8 +1249,8 @@ _tutorial:
  step6_4: "Теперь идите, изучайте и развлекайтесь!"
 _2fa:
  alreadyRegistered: "Двухфакторная аутентификация уже настроена."
-  registerDevice: "Зарегистрируйте ваше устройство"
-  registerKey: "Зарегистрировать ключ"
+  registerTOTP: "Зарегистрируйте ваше устройство"
+  registerSecurityKey: "Зарегистрировать ключ"
  step1: "Прежде всего, установите на устройство приложение для аутентификации, например,\
    \ {a} или {b}."
  step2: "Далее отсканируйте отображаемый QR-код при помощи приложения."
--- a/locales/sk-SK.yml
+++ b/locales/sk-SK.yml
@ -1196,8 +1196,8 @@ _tutorial:
  step6_4: "Now go, explore, and have fun!"
 _2fa:
  alreadyRegistered: "Už ste zaregistrovali 2-faktorové autentifikačné zariadenie."
-  registerDevice: "Registrovať nové zariadenie"
-  registerKey: "Registrovať bezpečnostný kľúč"
+  registerTOTP: "Registrovať nové zariadenie"
+  registerSecurityKey: "Registrovať bezpečnostný kľúč"
  step1: "Najprv si nainštalujte autentifikačnú aplikáciu (napríklad {a} alebo {b}) na svoje zariadenie."
  step2: "Potom, naskenujte QR kód zobrazený na obrazovke."
  step2Url: "Do aplikácie zadajte nasledujúcu URL adresu:"
--- a/locales/uk-UA.yml
+++ b/locales/uk-UA.yml
@ -959,7 +959,7 @@ _tutorial:
  step6_3: "Кожен сервер працює по-своєму, і не на всіх серверах працює Calckey. Але цей працює! Це трохи складно, але ви швидко розберетеся"
  step6_4: "Тепер ідіть, вивчайте і розважайтеся!"
 _2fa:
-  registerKey: "Зареєструвати новий ключ безпеки"
+  registerSecurityKey: "Зареєструвати новий ключ безпеки"
 _permissions:
  "read:account": "Переглядати дані профілю"
  "write:account": "Змінити дані акаунту"
--- a/locales/vi-VN.yml
+++ b/locales/vi-VN.yml
@ -1201,8 +1201,8 @@ _tutorial:
  step6_4: "Now go, explore, and have fun!"
 _2fa:
  alreadyRegistered: "Bạn đã đăng ký thiết bị xác minh 2 bước."
-  registerDevice: "Đăng ký một thiết bị"
-  registerKey: "Đăng ký một mã bảo vệ"
+  registerTOTP: "Đăng ký một thiết bị"
+  registerSecurityKey: "Đăng ký một mã bảo vệ"
  step1: "Trước tiên, hãy cài đặt một ứng dụng xác minh (chẳng hạn như {a} hoặc {b}) trên thiết bị của bạn."
  step2: "Sau đó, quét mã QR hiển thị trên màn hình này."
  step2Url: "Bạn cũng có thể nhập URL này nếu sử dụng một chương trình máy tính:"
--- a/locales/zh-CN.yml
+++ b/locales/zh-CN.yml
@ -1210,8 +1210,8 @@ _tutorial:
  step6_4: "现在去学习并享受乐趣！"
 _2fa:
  alreadyRegistered: "此设备已被注册"
-  registerDevice: "注册设备"
-  registerKey: "注册密钥"
+  registerTOTP: "注册设备"
+  registerSecurityKey: "注册密钥"
  step1: "首先，在您的设备上安装验证应用，例如{a}或{b}。"
  step2: "然后，扫描屏幕上显示的二维码。"
  step2Url: "在桌面应用程序中输入以下URL："
--- a/locales/zh-TW.yml
+++ b/locales/zh-TW.yml
@ -1219,8 +1219,8 @@ _tutorial:
  step6_4: "現在開始探索吧！"
 _2fa:
  alreadyRegistered: "你已註冊過一個雙重認證的裝置。"
-  registerDevice: "註冊裝置"
-  registerKey: "註冊鍵"
+  registerTOTP: "註冊裝置"
+  registerSecurityKey: "註冊鍵"
  step1: "首先，在您的設備上安裝二步驗證程式，例如{a}或{b}。"
  step2: "然後，掃描螢幕上的QR code。"
  step2Url: "在桌面版應用中，請輸入以下的URL："
--- a/package.json
+++ b/package.json
@ -1,6 +1,6 @@
 {
 	"name": "calckey",
-	"version": "14.0.0-dev46",
+	"version": "14.0.0-dev51",
 	"codename": "aqua",
 	"repository": {
 		"type": "git",
--- a/packages/backend/package.json
+++ b/packages/backend/package.json
@ -101,6 +101,7 @@
 		"nsfwjs": "2.4.2",
 		"oauth": "^0.10.0",
 		"os-utils": "0.0.14",
+		"otpauth": "^9.1.2",
 		"parse5": "7.1.2",
 		"pg": "8.11.0",
 		"private-ip": "2.3.4",
@ -123,7 +124,6 @@
 		"semver": "7.5.1",
 		"sharp": "0.32.1",
 		"sonic-channel": "^1.3.1",
-		"speakeasy": "2.0.0",
 		"stringz": "2.1.0",
 		"summaly": "2.7.0",
 		"syslog-pro": "1.0.0",
@ -181,7 +181,6 @@
 		"@types/semver": "7.5.0",
 		"@types/sharp": "0.31.1",
 		"@types/sinonjs__fake-timers": "8.1.2",
-		"@types/speakeasy": "2.0.7",
 		"@types/tinycolor2": "1.4.3",
 		"@types/tmp": "0.2.3",
 		"@types/uuid": "8.3.4",
--- a/packages/backend/src/server/api/endpoints.ts
+++ b/packages/backend/src/server/api/endpoints.ts
@ -174,6 +174,7 @@ import * as ep___i_2fa_keyDone from "./endpoints/i/2fa/key-done.js";
 import * as ep___i_2fa_passwordLess from "./endpoints/i/2fa/password-less.js";
 import * as ep___i_2fa_registerKey from "./endpoints/i/2fa/register-key.js";
 import * as ep___i_2fa_register from "./endpoints/i/2fa/register.js";
+import * as ep___i_2fa_updateKey from "./endpoints/i/2fa/update-key.js";
 import * as ep___i_2fa_removeKey from "./endpoints/i/2fa/remove-key.js";
 import * as ep___i_2fa_unregister from "./endpoints/i/2fa/unregister.js";
 import * as ep___i_apps from "./endpoints/i/apps.js";
@ -528,6 +529,7 @@ const eps = [
 	["i/2fa/password-less", ep___i_2fa_passwordLess],
 	["i/2fa/register-key", ep___i_2fa_registerKey],
 	["i/2fa/register", ep___i_2fa_register],
+	["i/2fa/update-key", ep___i_2fa_updateKey],
 	["i/2fa/remove-key", ep___i_2fa_removeKey],
 	["i/2fa/unregister", ep___i_2fa_unregister],
 	["i/apps", ep___i_apps],
--- a/packages/backend/src/server/api/endpoints/i/2fa/done.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/done.ts
@ -1,6 +1,7 @@
-import * as speakeasy from "speakeasy";
+import { publishMainStream } from "@/services/stream.js";
+import * as OTPAuth from "otpauth";
 import define from "../../../define.js";
-import { UserProfiles } from "@/models/index.js";
+import { Users, UserProfiles } from "@/models/index.js";

 export const meta = {
 	requireCredential: true,
@ -25,13 +26,14 @@ export default define(meta, paramDef, async (ps, user) => {
 		throw new Error("二段階認証の設定が開始されていません");
 	}

-	const verified = (speakeasy as any).totp.verify({
-		secret: profile.twoFactorTempSecret,
-		encoding: "base32",
-		token: token,
+	const delta = OTPAuth.TOTP.validate({
+		secret: OTPAuth.Secret.fromBase32(profile.twoFactorTempSecret),
+		digits: 6,
+		token,
+		window: 1,
 	});

-	if (!verified) {
+	if (delta === null) {
 		throw new Error("not verified");
 	}

@ -39,4 +41,11 @@ export default define(meta, paramDef, async (ps, user) => {
 		twoFactorSecret: profile.twoFactorTempSecret,
 		twoFactorEnabled: true,
 	});
+
+	const iObj = await Users.pack(user.id, user, {
+		detail: true,
+		includeSecrets: true,
+	});
+
+	publishMainStream(user.id, "meUpdated", iObj);
 });
--- a/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/key-done.ts
@ -28,7 +28,7 @@ export const paramDef = {
 		attestationObject: { type: "string" },
 		password: { type: "string" },
 		challengeId: { type: "string" },
-		name: { type: "string" },
+		name: { type: "string", minLength: 1, maxLength: 30 },
 	},
 	required: [
 		"clientDataJSON",
--- a/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/password-less.ts
@ -1,10 +1,20 @@
 import define from "../../../define.js";
-import { UserProfiles } from "@/models/index.js";
+import { Users, UserProfiles, UserSecurityKeys } from "@/models/index.js";
+import { publishMainStream } from "@/services/stream.js";
+import { ApiError } from "../../../error.js";

 export const meta = {
 	requireCredential: true,

 	secure: true,
+
+	errors: {
+		noKey: {
+			message: "No security key.",
+			code: "NO_SECURITY_KEY",
+			id: "f9c54d7f-d4c2-4d3c-9a8g-a70daac86512",
+		},
+	},
 } as const;

 export const paramDef = {
@ -16,7 +26,36 @@ export const paramDef = {
 } as const;

 export default define(meta, paramDef, async (ps, user) => {
+	if (ps.value === true) {
+		// セキュリティキーがなければパスワードレスを有効にはできない
+		const keyCount = await UserSecurityKeys.count({
+			where: {
+				userId: user.id,
+			},
+			select: {
+				id: true,
+				name: true,
+				lastUsed: true,
+			},
+		});
+
+		if (keyCount === 0) {
+			await UserProfiles.update(user.id, {
+				usePasswordLessLogin: false,
+			});
+
+			throw new ApiError(meta.errors.noKey);
+		}
+	}
+
 	await UserProfiles.update(user.id, {
 		usePasswordLessLogin: ps.value,
 	});
+
+	const iObj = await Users.pack(user.id, user, {
+		detail: true,
+		includeSecrets: true,
+	});
+
+	publishMainStream(user.id, "meUpdated", iObj);
 });
--- a/packages/backend/src/server/api/endpoints/i/2fa/register.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/register.ts
@ -1,4 +1,4 @@
-import * as speakeasy from "speakeasy";
+import * as OTPAuth from "otpauth";
 import * as QRCode from "qrcode";
 import config from "@/config/index.js";
 import { UserProfiles } from "@/models/index.js";
@ -30,25 +30,24 @@ export default define(meta, paramDef, async (ps, user) => {
 	}

 	// Generate user's secret key
-	const secret = speakeasy.generateSecret({
-		length: 32,
-	});
+	const secret = new OTPAuth.Secret();

 	await UserProfiles.update(user.id, {
 		twoFactorTempSecret: secret.base32,
 	});

 	// Get the data URL of the authenticator URL
-	const url = speakeasy.otpauthURL({
-		secret: secret.base32,
-		encoding: "base32",
+	const totp = new OTPAuth.TOTP({
+		secret,
+		digits: 6,
 		label: user.username,
 		issuer: config.host,
 	});
-	const dataUrl = await QRCode.toDataURL(url);
+	const url = totp.toString();
+	const qr = await QRCode.toDataURL(url);

 	return {
-		qr: dataUrl,
+		qr,
 		url,
 		secret: secret.base32,
 		label: user.username,
--- a/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/remove-key.ts
@ -34,6 +34,24 @@ export default define(meta, paramDef, async (ps, user) => {
 		id: ps.credentialId,
 	});

+	// 使われているキーがなくなったらパスワードレスログインをやめる
+	const keyCount = await UserSecurityKeys.count({
+		where: {
+			userId: user.id,
+		},
+		select: {
+			id: true,
+			name: true,
+			lastUsed: true,
+		},
+	});
+
+	if (keyCount === 0) {
+		await UserProfiles.update(me.id, {
+			usePasswordLessLogin: false,
+		});
+	}
+
 	// Publish meUpdated event
 	publishMainStream(
 		user.id,
--- a/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/unregister.ts
@ -1,5 +1,6 @@
+import { publishMainStream } from "@/services/stream.js";
 import define from "../../../define.js";
-import { UserProfiles } from "@/models/index.js";
+import { Users, UserProfiles } from "@/models/index.js";
 import { comparePassword } from "@/misc/password.js";

 export const meta = {
@ -29,5 +30,13 @@ export default define(meta, paramDef, async (ps, user) => {
 	await UserProfiles.update(user.id, {
 		twoFactorSecret: null,
 		twoFactorEnabled: false,
+		usePasswordLessLogin: false,
 	});
+
+	const iObj = await Users.pack(user.id, user, {
+		detail: true,
+		includeSecrets: true,
+	});
+
+	publishMainStream(user.id, "meUpdated", iObj);
 });
--- a/packages/backend/src/server/api/endpoints/i/2fa/update-key.ts
+++ b/packages/backend/src/server/api/endpoints/i/2fa/update-key.ts
@ -0,0 +1,58 @@
+import { publishMainStream } from "@/services/stream.js";
+import define from "../../../define.js";
+import { Users, UserSecurityKeys } from "@/models/index.js";
+import { ApiError } from "../../../error.js";
+
+export const meta = {
+	requireCredential: true,
+
+	secure: true,
+
+	errors: {
+		noSuchKey: {
+			message: "No such key.",
+			code: "NO_SUCH_KEY",
+			id: "f9c5467f-d492-4d3c-9a8g-a70dacc86512",
+		},
+
+		accessDenied: {
+			message: "You do not have edit privilege of the channel.",
+			code: "ACCESS_DENIED",
+			id: "1fb7cb09-d46a-4fff-b8df-057708cce513",
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: "object",
+	properties: {
+		name: { type: "string", minLength: 1, maxLength: 30 },
+		credentialId: { type: "string" },
+	},
+	required: ["name", "credentialId"],
+} as const;
+
+export default define(meta, paramDef, async (ps, user) => {
+	const key = await UserSecurityKeys.findOneBy({
+		id: ps.credentialId,
+	});
+
+	if (key == null) {
+		throw new ApiError(meta.errors.noSuchKey);
+	}
+
+	if (key.userId !== user.id) {
+		throw new ApiError(meta.errors.accessDenied);
+	}
+
+	await UserSecurityKeys.update(key.id, {
+		name: ps.name,
+	});
+
+	const iObj = await Users.pack(user.id, user, {
+		detail: true,
+		includeSecrets: true,
+	});
+
+	publishMainStream(user.id, "meUpdated", iObj);
+});
--- a/packages/backend/src/server/api/private/signin.ts
+++ b/packages/backend/src/server/api/private/signin.ts
@ -1,5 +1,5 @@
 import type Koa from "koa";
-import * as speakeasy from "speakeasy";
+import * as OTPAuth from "otpauth";
 import signin from "../common/signin.js";
 import config from "@/config/index.js";
 import {
@ -136,14 +136,18 @@ export default async (ctx: Koa.Context) => {
 			return;
 		}

-		const verified = (speakeasy as any).totp.verify({
-			secret: profile.twoFactorSecret,
-			encoding: "base32",
-			token: token,
-			window: 2,
+		if (profile.twoFactorSecret == null) {
+			throw new Error("Attempted 2FA signin without 2FA enabled.");
+		}
+
+		const delta = OTPAuth.TOTP.validate({
+			secret: OTPAuth.Secret.fromBase32(profile.twoFactorSecret),
+			digits: 6,
+			token,
+			window: 1,
 		});

-		if (verified) {
+		if (delta != null) {
 			signin(ctx, user);
 			return;
 		} else {
--- a/packages/calckey-js/src/api.types.ts
+++ b/packages/calckey-js/src/api.types.ts
@ -725,6 +725,7 @@ export type Endpoints = {
 	"i/2fa/password-less": { req: TODO; res: TODO };
 	"i/2fa/register-key": { req: TODO; res: TODO };
 	"i/2fa/register": { req: TODO; res: TODO };
+	"i/2fa/update-key": { req: TODO; res: TODO };
 	"i/2fa/remove-key": { req: TODO; res: TODO };
 	"i/2fa/unregister": { req: TODO; res: TODO };

--- a/packages/client/src/components/MkDialog.vue
+++ b/packages/client/src/components/MkDialog.vue
@ -53,12 +53,15 @@
 			>
 				<Mfm :text="i18n.ts.password" />
 			</header>
-			<div v-if="text" :class="$style.text"><Mfm :text="text" /></div>
+			<div v-if="text" :class="$style.text">
+				<Mfm :text="text" />
+			</div>
 			<MkInput
 				ref="inputEl"
 				v-if="input && input.type !== 'paragraph'"
 				v-model="inputValue"
 				autofocus
+				:autocomplete="input.autocomplete"
 				:type="input.type == 'search' ? 'search' : input.type || 'text'"
 				:placeholder="input.placeholder || undefined"
 				@keydown="onInputKeydown"
@ -69,6 +72,22 @@
 				<template v-if="input.type === 'password'" #prefix
 					><i class="ph-password ph-bold ph-lg"></i
 				></template>
+				<template #caption>
+					<span
+						v-if="
+							okButtonDisabled &&
+							disabledReason === 'charactersExceeded'
+						"
+						v-text="i18n.t('_dialog.charactersExceeded', { current: (inputValue as string).length, max: input.maxLength ?? 'NaN' })"
+					/>
+					<span
+						v-else-if="
+							okButtonDisabled &&
+							disabledReason === 'charactersBelow'
+						"
+						v-text="i18n.t('_dialog.charactersBelow', { current: (inputValue as string).length, min: input.minLength ?? 'NaN' })"
+					/>
+				</template>
 				<template v-if="input.type === 'search'" #suffix>
 					<button
 						class="_buttonIcon"
@ -118,6 +137,7 @@
 						inline
 						primary
 						:autofocus="!input && !select"
+						:disabled="okButtonDisabled"
 						@click="ok"
 						>{{
 							showCancelButton || input || select
@ -139,8 +159,8 @@
 						primary
 						:autofocus="!input && !select"
 						@click="ok"
-						>{{ i18n.ts.yes }}</MkButton
-					>
+						>{{ i18n.ts.yes }}
+					</MkButton>
 					<MkButton
 						v-if="showCancelButton || input || select"
 						inline
@ -182,7 +202,10 @@ import * as Acct from "calckey-js/built/acct";
 type Input = {
 	type: HTMLInputElement["type"];
 	placeholder?: string | null;
-	default: any | null;
+	autocomplete?: string;
+	default: string | number | null;
+	minLength?: number;
+	maxLength?: number;
 };

 type Select = {
@ -245,8 +268,35 @@ const emit = defineEmits<{

 const modal = shallowRef<InstanceType<typeof MkModal>>();

-const inputValue = ref(props.input?.default || "");
-const selectedValue = ref(props.select?.default || null);
+const inputValue = ref<string | number | null>(props.input?.default ?? null);
+const selectedValue = ref(props.select?.default ?? null);
+
+let disabledReason = $ref<null | "charactersExceeded" | "charactersBelow">(
+	null
+);
+const okButtonDisabled = $computed<boolean>(() => {
+	if (props.input) {
+		if (props.input.minLength) {
+			if (
+				(inputValue.value || inputValue.value === "") &&
+				(inputValue.value as string).length < props.input.minLength
+			) {
+				disabledReason = "charactersBelow";
+				return true;
+			}
+		}
+		if (props.input.maxLength) {
+			if (
+				inputValue.value &&
+				(inputValue.value as string).length > props.input.maxLength
+			) {
+				disabledReason = "charactersExceeded";
+				return true;
+			}
+		}
+	}
+	return false;
+});

 const inputEl = ref<typeof MkInput>();

--- a/packages/client/src/components/MkSignin.vue
+++ b/packages/client/src/components/MkSignin.vue
@ -39,6 +39,7 @@
 					:placeholder="i18n.ts.password"
 					type="password"
 					:with-password-toggle="true"
+					autocomplete="current-password"
 					required
 					data-cy-signin-password
 				>
@ -90,6 +91,7 @@
 						v-model="password"
 						type="password"
 						:with-password-toggle="true"
+						autocomplete="current-password"
 						required
 					>
 						<template #label>{{ i18n.ts.password }}</template>
@ -101,7 +103,7 @@
 						v-model="token"
 						type="text"
 						pattern="^[0-9]{6}$"
-						autocomplete="off"
+						autocomplete="one-time-code"
 						:spellcheck="false"
 						required
 					>
@ -383,10 +385,11 @@ function showSuspendedDialog() {
 			margin: 0 auto 0 auto;
 			width: 64px;
 			height: 64px;
-			background: #ddd;
+			background: var(--accentedBg);
 			background-position: center;
 			background-size: cover;
 			border-radius: 100%;
+			transition: background-image 0.2s ease-in;
 		}
 	}
 }
--- a/packages/client/src/components/form/input.vue
+++ b/packages/client/src/components/form/input.vue
@ -61,7 +61,7 @@ import { useInterval } from "@/scripts/use-interval";
 import { i18n } from "@/i18n";

 const props = defineProps<{
-	modelValue: string | number;
+	modelValue: string | number | null;
 	type?:
 		| "text"
 		| "number"
@ -77,7 +77,7 @@ const props = defineProps<{
 	pattern?: string;
 	placeholder?: string;
 	autofocus?: boolean;
-	autocomplete?: boolean;
+	autocomplete?: string;
 	spellcheck?: boolean;
 	step?: any;
 	datalist?: string[];
--- a/packages/client/src/components/form/select.vue
+++ b/packages/client/src/components/form/select.vue
@ -1,38 +1,39 @@
 <template>
 	<div class="vblkjoeq">
-		<label>
-			<div class="label"><slot name="label"></slot></div>
-			<div
-				ref="container"
-				class="input"
-				:class="{ inline, disabled, focused }"
-				@click.prevent="onClick"
-				tabindex="-1"
+		<div class="label" @click="focus"><slot name="label"></slot></div>
+		<div
+			ref="container"
+			class="input"
+			:class="{ inline, disabled, focused }"
+			@mousedown.prevent="show"
+		>
+			<div ref="prefixEl" class="prefix"><slot name="prefix"></slot></div>
+			<select
+				ref="inputEl"
+				v-model="v"
+				v-adaptive-border
+				class="select"
+				:disabled="disabled"
+				:required="required"
+				:readonly="readonly"
+				:placeholder="placeholder"
+				@focus="focused = true"
+				@blur="focused = false"
+				@input="onInput"
 			>
-				<div ref="prefixEl" class="prefix">
-					<slot name="prefix"></slot>
-				</div>
-				<select
-					ref="inputEl"
-					v-model="v"
-					v-adaptive-border
-					class="select"
-					:disabled="disabled"
-					:required="required"
-					:readonly="readonly"
-					:placeholder="placeholder"
-					@focus="focused = true"
-					@blur="focused = false"
-					@input="onInput"
-				>
-					<slot></slot>
-				</select>
-				<div ref="suffixEl" class="suffix">
-					<i class="ph-caret-down ph-bold ph-lg"></i>
-				</div>
+				<slot></slot>
+			</select>
+			<div ref="suffixEl" class="suffix">
+				<i
+					class="ph-caret-down ph-bold ph-lg"
+					:class="[
+						$style.chevron,
+						{ [$style.chevronOpening]: opening },
+					]"
+				></i>
 			</div>
-			<div class="caption"><slot name="caption"></slot></div>
-		</label>
+		</div>
+		<div class="caption"><slot name="caption"></slot></div>

 		<MkButton v-if="manualSave && changed" primary @click="updated"
 			><i class="ph-floppy-disk-back ph-bold ph-lg"></i>
@ -44,7 +45,6 @@
 <script lang="ts" setup>
 import {
 	onMounted,
-	onUnmounted,
 	nextTick,
 	ref,
 	watch,
@ -59,7 +59,7 @@ import { useInterval } from "@/scripts/use-interval";
 import { i18n } from "@/i18n";

 const props = defineProps<{
-	modelValue: string;
+	modelValue: string | null;
 	required?: boolean;
 	readonly?: boolean;
 	disabled?: boolean;
@ -73,7 +73,7 @@ const props = defineProps<{

 const emit = defineEmits<{
 	(ev: "change", _ev: KeyboardEvent): void;
-	(ev: "update:modelValue", value: string): void;
+	(ev: "update:modelValue", value: string | null): void;
 }>();

 const slots = useSlots();
@ -81,6 +81,7 @@ const slots = useSlots();
 const { modelValue, autofocus } = toRefs(props);
 const v = ref(modelValue.value);
 const focused = ref(false);
+const opening = ref(false);
 const changed = ref(false);
 const invalid = ref(false);
 const filled = computed(() => v.value !== "" && v.value != null);
@ -88,7 +89,7 @@ const inputEl = ref(null);
 const prefixEl = ref(null);
 const suffixEl = ref(null);
 const container = ref(null);
-const height = props.small ? 36 : props.large ? 40 : 38;
+const height = props.small ? 33 : props.large ? 39 : 36;

 const focus = () => inputEl.value.focus();
 const onInput = (ev) => {
@ -145,8 +146,9 @@ onMounted(() => {
 	});
 });

-const onClick = (ev: MouseEvent) => {
+function show(ev: MouseEvent) {
 	focused.value = true;
+	opening.value = true;

 	const menu = [];
 	let options = slots.default!();
@ -154,7 +156,7 @@ const onClick = (ev: MouseEvent) => {
 	const pushOption = (option: VNode) => {
 		menu.push({
 			text: option.children,
-			active: v.value === option.props.value,
+			active: computed(() => v.value === option.props.value),
 			action: () => {
 				v.value = option.props.value;
 			},
@ -188,127 +190,136 @@ const onClick = (ev: MouseEvent) => {

 	os.popupMenu(menu, container.value, {
 		width: container.value.offsetWidth,
+		onClosing: () => {
+			opening.value = false;
+		},
 	}).then(() => {
 		focused.value = false;
 	});
-};
+}
 </script>

 <style lang="scss" scoped>
 .vblkjoeq {
-	> label {
-		> .label {
-			font-size: 0.85em;
-			padding: 0 0 8px 0;
-			user-select: none;
+	> .label {
+		font-size: 0.85em;
+		padding: 0 0 8px 0;
+		user-select: none;

-			&:empty {
-				display: none;
-			}
+		&:empty {
+			display: none;
 		}
+	}

-		> .caption {
-			font-size: 0.85em;
-			padding: 8px 0 0 0;
-			color: var(--fgTransparentWeak);
+	> .caption {
+		font-size: 0.85em;
+		padding: 8px 0 0 0;
+		color: var(--fgTransparentWeak);

-			&:empty {
-				display: none;
-			}
+		&:empty {
+			display: none;
 		}
+	}

-		> .input {
-			position: relative;
-			cursor: pointer;
-			margin-left: 0.2rem;
-			margin-right: 0.2rem;
-
-			&:hover {
-				> .select {
-					border-color: var(--inputBorderHover) !important;
-				}
-			}
+	> .input {
+		position: relative;
+		cursor: pointer;

+		&:hover {
 			> .select {
-				appearance: none;
-				-webkit-appearance: none;
-				display: block;
-				height: v-bind("height + 'px'");
-				width: 100%;
-				margin: 0;
-				padding: 0 12px;
-				font: inherit;
-				font-weight: normal;
-				font-size: 1em;
-				color: var(--fg);
-				background: var(--panel);
-				border: solid 1px var(--panel);
-				border-radius: 6px;
-				outline: none;
-				box-shadow: none;
-				box-sizing: border-box;
-				cursor: pointer;
-				transition: border-color 0.1s ease-out;
-				pointer-events: none;
-				user-select: none;
+				border-color: var(--inputBorderHover) !important;
+			}
+		}
+
+		> .select {
+			appearance: none;
+			-webkit-appearance: none;
+			display: block;
+			height: v-bind("height + 'px'");
+			width: 100%;
+			margin: 0;
+			padding: 0 12px;
+			font: inherit;
+			font-weight: normal;
+			font-size: 1em;
+			color: var(--fg);
+			background: var(--panel);
+			border: solid 1px var(--panel);
+			border-radius: 6px;
+			outline: none;
+			box-shadow: none;
+			box-sizing: border-box;
+			cursor: pointer;
+			transition: border-color 0.1s ease-out;
+			pointer-events: none;
+			user-select: none;
+		}
+
+		> .prefix,
+		> .suffix {
+			display: flex;
+			align-items: center;
+			position: absolute;
+			z-index: 1;
+			top: 0;
+			padding: 0 12px;
+			font-size: 1em;
+			height: v-bind("height + 'px'");
+			pointer-events: none;
+
+			&:empty {
+				display: none;
 			}

-			> .prefix,
-			> .suffix {
-				display: flex;
-				align-items: center;
-				position: absolute;
-				z-index: 1;
-				top: 0;
-				padding: 0 12px;
-				font-size: 1em;
-				height: v-bind("height + 'px'");
-				pointer-events: none;
-
-				&:empty {
-					display: none;
-				}
-
-				> * {
-					display: inline-block;
-					min-width: 16px;
-					max-width: 150px;
-					overflow: hidden;
-					white-space: nowrap;
-					text-overflow: ellipsis;
-				}
-			}
-
-			> .prefix {
-				left: 0;
-				padding-right: 6px;
-			}
-
-			> .suffix {
-				right: 0;
-				padding-left: 6px;
-			}
-
-			&.inline {
+			> * {
 				display: inline-block;
-				margin: 0;
+				min-width: 16px;
+				max-width: 150px;
+				overflow: hidden;
+				white-space: nowrap;
+				text-overflow: ellipsis;
 			}
+		}

-			&.focused {
-				> select {
-					border-color: var(--accent) !important;
-				}
+		> .prefix {
+			left: 0;
+			padding-right: 6px;
+		}
+
+		> .suffix {
+			right: 0;
+			padding-left: 6px;
+		}
+
+		&.inline {
+			display: inline-block;
+			margin: 0;
+		}
+
+		&.focused {
+			> select {
+				border-color: var(--accent) !important;
 			}
+		}

-			&.disabled {
-				opacity: 0.7;
+		&.disabled {
+			opacity: 0.7;

-				&,
-				* {
-					cursor: not-allowed !important;
-				}
+			&,
+			* {
+				cursor: not-allowed !important;
 			}
 		}
 	}
 }
 </style>
+
+<style lang="scss" module>
+.chevron {
+	transition: transform 0.1s ease-out;
+}
+
+.chevronOpening {
+	transform: rotateX(180deg);
+}
+</style>
--- a/packages/client/src/os.ts
+++ b/packages/client/src/os.ts
@ -22,7 +22,7 @@ const apiClient = new Misskey.api.APIClient({
 export const api = ((
 	endpoint: string,
 	data: Record<string, any> = {},
-	token?: string | null | undefined,
+	token?: string | null | undefined
 ) => {
 	pendingApiRequestsCount.value++;

@ -36,13 +36,16 @@ export const api = ((
 		: undefined;

 	const promise = new Promise((resolve, reject) => {
-		fetch(endpoint.indexOf("://") > -1 ? endpoint : `${apiUrl}/${endpoint}`, {
-			method: "POST",
-			body: JSON.stringify(data),
-			credentials: "omit",
-			cache: "no-cache",
-			headers: authorization ? { authorization } : {},
-		})
+		fetch(
+			endpoint.indexOf("://") > -1 ? endpoint : `${apiUrl}/${endpoint}`,
+			{
+				method: "POST",
+				body: JSON.stringify(data),
+				credentials: "omit",
+				cache: "no-cache",
+				headers: authorization ? { authorization } : {},
+			}
+		)
 			.then(async (res) => {
 				const body = res.status === 204 ? null : await res.json();

@ -65,7 +68,7 @@ export const api = ((
 export const apiGet = ((
 	endpoint: string,
 	data: Record<string, any> = {},
-	token?: string | null | undefined,
+	token?: string | null | undefined
 ) => {
 	pendingApiRequestsCount.value++;

@ -110,7 +113,7 @@ export const apiGet = ((
 export const apiWithDialog = ((
 	endpoint: string,
 	data: Record<string, any> = {},
-	token?: string | null | undefined,
+	token?: string | null | undefined
 ) => {
 	const promise = api(endpoint, data, token);
 	promiseDialog(promise, null, (err) => {
@ -127,7 +130,7 @@ export function promiseDialog<T extends Promise<any>>(
 	promise: T,
 	onSuccess?: ((res: any) => void) | null,
 	onFailure?: ((err: Error) => void) | null,
-	text?: string,
+	text?: string
 ): T {
 	const showing = ref(true);
 	const success = ref(false);
@ -165,7 +168,7 @@ export function promiseDialog<T extends Promise<any>>(
 			text: text,
 		},
 		{},
-		"closed",
+		"closed"
 	);

 	return promise;
@ -186,7 +189,7 @@ const zIndexes = {
 	high: 3000000,
 };
 export function claimZIndex(
-	priority: "low" | "middle" | "high" = "low",
+	priority: "low" | "middle" | "high" = "low"
 ): number {
 	zIndexes[priority] += 100;
 	return zIndexes[priority];
@ -201,7 +204,7 @@ export async function popup(
 	component: Component,
 	props: Record<string, any>,
 	events = {},
-	disposeEvent?: string,
+	disposeEvent?: string
 ) {
 	markRaw(component);

@ -242,7 +245,7 @@ export function pageWindow(path: string) {
 			initialPath: path,
 		},
 		{},
-		"closed",
+		"closed"
 	);
 }

@ -257,7 +260,7 @@ export function modalPageWindow(path: string) {
 			initialPath: path,
 		},
 		{},
-		"closed",
+		"closed"
 	);
 }

@ -268,7 +271,7 @@ export function toast(message: string) {
 			message,
 		},
 		{},
-		"closed",
+		"closed"
 	);
 }

@ -289,7 +292,7 @@ export function alert(props: {
 					resolve();
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -313,7 +316,7 @@ export function confirm(props: {
 					resolve(result ? result : { canceled: true });
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -340,7 +343,7 @@ export function yesno(props: {
 					resolve(result ? result : { canceled: true });
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -350,7 +353,10 @@ export function inputText(props: {
 	title?: string | null;
 	text?: string | null;
 	placeholder?: string | null;
+	autocomplete?: string;
 	default?: string | null;
+	minLength?: number;
+	maxLength?: number;
 }): Promise<
 	| { canceled: true; result: undefined }
 	| {
@ -360,19 +366,17 @@ export function inputText(props: {
 > {
 	return new Promise((resolve, reject) => {
 		popup(
-			defineAsyncComponent({
-				loader: () => import("@/components/MkDialog.vue"),
-				loadingComponent: MkWaitingDialog,
-				delay: 1000,
-			}),
+			MkDialog,
 			{
-				type: props.type,
 				title: props.title,
 				text: props.text,
 				input: {
 					type: props.type,
 					placeholder: props.placeholder,
+					autocomplete: props.autocomplete,
 					default: props.default,
+					minLength: props.minLength,
+					maxLength: props.maxLength,
 				},
 			},
 			{
@ -380,7 +384,7 @@ export function inputText(props: {
 					resolve(result ? result : { canceled: true });
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -418,7 +422,7 @@ export function inputParagraph(props: {
 					resolve(result ? result : { canceled: true });
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -428,6 +432,7 @@ export function inputNumber(props: {
 	text?: string | null;
 	placeholder?: string | null;
 	default?: number | null;
+	autocomplete?: string;
 }): Promise<
 	| { canceled: true; result: undefined }
 	| {
@ -448,6 +453,7 @@ export function inputNumber(props: {
 				input: {
 					type: "number",
 					placeholder: props.placeholder,
+					autocomplete: props.autocomplete,
 					default: props.default,
 				},
 			},
@ -456,7 +462,7 @@ export function inputNumber(props: {
 					resolve(result ? result : { canceled: true });
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -475,11 +481,7 @@ export function inputDate(props: {
 > {
 	return new Promise((resolve, reject) => {
 		popup(
-			defineAsyncComponent({
-				loader: () => import("@/components/MkDialog.vue"),
-				loadingComponent: MkWaitingDialog,
-				delay: 1000,
-			}),
+			MkDialog,
 			{
 				title: props.title,
 				text: props.text,
@ -492,13 +494,16 @@ export function inputDate(props: {
 			{
 				done: (result) => {
 					resolve(
-						(result && isFinite(new Date(result.result)))
-							? { result: new Date(result.result), canceled: false }
-							: { canceled: true },
+						result
+							? {
+									result: new Date(result.result),
+									canceled: false,
+							  }
+							: { canceled: true }
 					);
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -524,7 +529,7 @@ export function select<C = any>(
 					}[];
 				}[];
 		  }
-	),
+	)
 ): Promise<
 	| { canceled: true; result: undefined }
 	| {
@ -534,11 +539,7 @@ export function select<C = any>(
 > {
 	return new Promise((resolve, reject) => {
 		popup(
-			defineAsyncComponent({
-				loader: () => import("@/components/MkDialog.vue"),
-				loadingComponent: MkWaitingDialog,
-				delay: 1000,
-			}),
+			MkDialog,
 			{
 				title: props.title,
 				text: props.text,
@ -553,23 +554,19 @@ export function select<C = any>(
 					resolve(result ? result : { canceled: true });
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }

-export function success() {
+export function success(): Promise<void> {
 	return new Promise((resolve, reject) => {
 		const showing = ref(true);
 		window.setTimeout(() => {
 			showing.value = false;
 		}, 1000);
 		popup(
-			defineAsyncComponent({
-				loader: () => import("@/components/MkWaitingDialog.vue"),
-				loadingComponent: MkWaitingDialog,
-				delay: 1000,
-			}),
+			MkWaitingDialog,
 			{
 				success: true,
 				showing: showing,
@ -577,20 +574,16 @@ export function success() {
 			{
 				done: () => resolve(),
 			},
-			"closed",
+			"closed"
 		);
 	});
 }

-export function waiting() {
+export function waiting(): Promise<void> {
 	return new Promise((resolve, reject) => {
 		const showing = ref(true);
 		popup(
-			defineAsyncComponent({
-				loader: () => import("@/components/MkWaitingDialog.vue"),
-				loadingComponent: MkWaitingDialog,
-				delay: 1000,
-			}),
+			MkWaitingDialog,
 			{
 				success: false,
 				showing: showing,
@ -598,7 +591,7 @@ export function waiting() {
 			{
 				done: () => resolve(),
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -617,7 +610,7 @@ export function form(title, form) {
 					resolve(result);
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -636,7 +629,7 @@ export async function selectUser() {
 					resolve(user);
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -655,7 +648,7 @@ export async function selectInstance(): Promise<Misskey.entities.Instance> {
 					resolve(instance);
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -679,7 +672,7 @@ export async function selectDriveFile(multiple: boolean) {
 					}
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -703,7 +696,7 @@ export async function selectDriveFolder(multiple: boolean) {
 					}
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -725,7 +718,7 @@ export async function pickEmoji(src: HTMLElement | null, opts) {
 					resolve(emoji);
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -734,7 +727,7 @@ export async function cropImage(
 	image: Misskey.entities.DriveFile,
 	options: {
 		aspectRatio: number;
-	},
+	}
 ): Promise<Misskey.entities.DriveFile> {
 	return new Promise((resolve, reject) => {
 		popup(
@ -752,7 +745,7 @@ export async function cropImage(
 					resolve(x);
 				},
 			},
-			"closed",
+			"closed"
 		);
 	});
 }
@ -767,7 +760,7 @@ let activeTextarea: HTMLTextAreaElement | HTMLInputElement | null = null;
 export async function openEmojiPicker(
 	src?: HTMLElement,
 	opts,
-	initialTextarea: typeof activeTextarea,
+	initialTextarea: typeof activeTextarea
 ) {
 	if (openingEmojiPicker) return;

@ -783,13 +776,14 @@ export async function openEmojiPicker(
 	const observer = new MutationObserver((records) => {
 		for (const record of records) {
 			for (const node of Array.from(record.addedNodes).filter(
-				(node) => node instanceof HTMLElement,
+				(node) => node instanceof HTMLElement
 			) as HTMLElement[]) {
 				const textareas = node.querySelectorAll("textarea, input");
 				for (const textarea of Array.from(textareas).filter(
-					(textarea) => textarea.dataset.preventEmojiInsert == null,
+					(textarea) => textarea.dataset.preventEmojiInsert == null
 				)) {
-					if (document.activeElement === textarea) activeTextarea = textarea;
+					if (document.activeElement === textarea)
+						activeTextarea = textarea;
 					textarea.addEventListener("focus", () => {
 						activeTextarea = textarea;
 					});
@ -827,7 +821,7 @@ export async function openEmojiPicker(
 				openingEmojiPicker = null;
 				observer.disconnect();
 			},
-		},
+		}
 	);
 }

@ -839,7 +833,7 @@ export function popupMenu(
 		width?: number;
 		viaKeyboard?: boolean;
 		noReturnFocus?: boolean;
-	},
+	}
 ) {
 	return new Promise((resolve, reject) => {
 		let dispose;
@ -862,7 +856,7 @@ export function popupMenu(
 					resolve();
 					dispose();
 				},
-			},
+			}
 		).then((res) => {
 			dispose = res.dispose;
 		});
@ -871,7 +865,7 @@ export function popupMenu(

 export function contextMenu(
 	items: MenuItem[] | Ref<MenuItem[]>,
-	ev: MouseEvent,
+	ev: MouseEvent
 ) {
 	ev.preventDefault();
 	return new Promise((resolve, reject) => {
@ -891,7 +885,7 @@ export function contextMenu(
 					resolve();
 					dispose();
 				},
-			},
+			}
 		).then((res) => {
 			dispose = res.dispose;
 		});
--- a/packages/client/src/pages/settings/2fa.qrdialog.vue
+++ b/packages/client/src/pages/settings/2fa.qrdialog.vue
@ -0,0 +1,96 @@
+<template>
+	<MkModal
+		ref="dialogEl"
+		:prefer-type="'dialog'"
+		:z-priority="'low'"
+		@click="cancel"
+		@close="cancel"
+		@closed="emit('closed')"
+	>
+		<div :class="$style.root" class="_gaps_m">
+			<I18n :src="i18n.ts._2fa.step1" tag="div">
+				<template #a>
+					<a
+						href="https://authpass.app/"
+						rel="noopener"
+						target="_blank"
+						class="_link"
+						>AuthPass</a
+					>
+				</template>
+				<template #b>
+					<a
+						href="https://support.google.com/accounts/answer/1066447"
+						rel="noopener"
+						target="_blank"
+						class="_link"
+						>Google Authenticator</a
+					>
+				</template>
+			</I18n>
+			<div>
+				{{ i18n.ts._2fa.step2 }}<br />
+				{{ i18n.ts._2fa.step2Click }}
+			</div>
+			<a :href="twoFactorData.url"
+				><img :class="$style.qr" :src="twoFactorData.qr"
+			/></a>
+			<MkKeyValue :copy="twoFactorData.url">
+				<template #key>{{ i18n.ts._2fa.step2Url }}</template>
+				<template #value>{{ twoFactorData.url }}</template>
+			</MkKeyValue>
+			<div class="_buttons">
+				<MkButton primary @click="ok">{{ i18n.ts.next }}</MkButton>
+				<MkButton @click="cancel">{{ i18n.ts.cancel }}</MkButton>
+			</div>
+		</div>
+	</MkModal>
+</template>
+
+<script lang="ts" setup>
+import MkButton from "@/components/MkButton.vue";
+import MkModal from "@/components/MkModal.vue";
+import MkKeyValue from "@/components/MkKeyValue.vue";
+import { i18n } from "@/i18n";
+
+defineProps<{
+	twoFactorData: {
+		qr: string;
+		url: string;
+	};
+}>();
+
+const emit = defineEmits<{
+	(ev: "ok"): void;
+	(ev: "cancel"): void;
+	(ev: "closed"): void;
+}>();
+
+const cancel = () => {
+	emit("cancel");
+	emit("closed");
+};
+
+const ok = () => {
+	emit("ok");
+	emit("closed");
+};
+</script>
+
+<style lang="scss" module>
+.root {
+	position: relative;
+	margin: auto;
+	padding: 32px;
+	min-width: 320px;
+	max-width: calc(100svw - 64px);
+	box-sizing: border-box;
+	background: var(--panel);
+	border-radius: var(--radius);
+}
+
+.qr {
+	width: 20em;
+	max-width: 100%;
+}
+</style>
--- a/packages/client/src/pages/settings/2fa.vue
+++ b/packages/client/src/pages/settings/2fa.vue
@ -1,300 +1,310 @@
 <template>
-	<div>
-		<MkButton
-			v-if="!twoFactorData && !$i.twoFactorEnabled"
-			@click="register"
-			>{{ i18n.ts._2fa.registerDevice }}</MkButton
-		>
-		<template v-if="$i.twoFactorEnabled">
-			<p>{{ i18n.ts._2fa.alreadyRegistered }}</p>
-			<MkButton @click="unregister">{{ i18n.ts.unregister }}</MkButton>
-		</template>
+	<FormSection :first="first">
+		<template #label>{{ i18n.ts["2fa"] }}</template>

-		<template v-if="supportsCredentials && $i.twoFactorEnabled">
-			<hr class="totp-method-sep" />
-
-			<h2 class="heading">{{ i18n.ts.securityKey }}</h2>
-			<p>{{ i18n.ts._2fa.securityKeyInfo }}</p>
-			<div class="key-list">
-				<div v-for="key in $i.securityKeysList" class="key">
-					<h3>{{ key.name }}</h3>
-					<div class="last-used">
-						{{ i18n.ts.lastUsed }}<MkTime :time="key.lastUsed" />
-					</div>
-					<MkButton @click="unregisterKey(key)">{{
+		<div v-if="$i" class="_gaps_s">
+			<MkFolder>
+				<template #icon
+					><i class="ph-shield-check ph-bold ph-lg"></i
+				></template>
+				<template #label>{{ i18n.ts.totp }}</template>
+				<template #caption>{{ i18n.ts.totpDescription }}</template>
+				<div v-if="$i.twoFactorEnabled" class="_gaps_s">
+					<div v-text="i18n.ts._2fa.alreadyRegistered" />
+					<template v-if="$i.securityKeysList.length > 0">
+						<MkButton @click="renewTOTP">{{
+							i18n.ts._2fa.renewTOTP
+						}}</MkButton>
+						<MkInfo>{{ i18n.ts._2fa.whyTOTPOnlyRenew }}</MkInfo>
+					</template>
+					<MkButton v-else @click="unregisterTOTP">{{
 						i18n.ts.unregister
 					}}</MkButton>
 				</div>
-			</div>
+
+				<MkButton
+					v-else-if="!twoFactorData && !$i.twoFactorEnabled"
+					@click="registerTOTP"
+					>{{ i18n.ts._2fa.registerTOTP }}</MkButton
+				>
+			</MkFolder>
+
+			<MkFolder>
+				<template #icon><i class="ph-key ph-bold ph-lg"></i></template>
+				<template #label>{{ i18n.ts.securityKeyAndPasskey }}</template>
+				<div class="_gaps_s">
+					<MkInfo>
+						{{ i18n.ts._2fa.securityKeyInfo }}<br />
+						<br />
+						{{ i18n.ts._2fa.chromePasskeyNotSupported }}
+					</MkInfo>
+
+					<MkInfo v-if="!supportsCredentials" warn>
+						{{ i18n.ts._2fa.securityKeyNotSupported }}
+					</MkInfo>
+
+					<MkInfo
+						v-else-if="supportsCredentials && !$i.twoFactorEnabled"
+						warn
+					>
+						{{ i18n.ts._2fa.registerTOTPBeforeKey }}
+					</MkInfo>
+
+					<template v-else>
+						<MkButton primary @click="addSecurityKey">{{
+							i18n.ts._2fa.registerSecurityKey
+						}}</MkButton>
+						<MkFolder
+							v-for="key in $i.securityKeysList"
+							:key="key.id"
+						>
+							<template #label>{{ key.name }}</template>
+							<template #suffix
+								><I18n :src="i18n.ts.lastUsedAt"
+									><template #t
+										><MkTime
+											:time="
+												key.lastUsed
+											" /></template></I18n
+							></template>
+							<div class="_buttons">
+								<MkButton @click="renameKey(key)"
+									><i
+										class="ph-pencil-line ph-bold ph-lg"
+									></i>
+									{{ i18n.ts.rename }}</MkButton
+								>
+								<MkButton danger @click="unregisterKey(key)"
+									><i class="ph-trash ph-bold ph-lg"></i>
+									{{ i18n.ts.unregister }}</MkButton
+								>
+							</div>
+						</MkFolder>
+					</template>
+				</div>
+			</MkFolder>

 			<MkSwitch
-				v-if="$i.securityKeysList.length > 0"
-				v-model="usePasswordLessLogin"
-				@update:modelValue="updatePasswordLessLogin"
-				>{{ i18n.ts.passwordLessLogin }}</MkSwitch
+				:disabled="
+					!$i.twoFactorEnabled || $i.securityKeysList.length === 0
+				"
+				:modelValue="usePasswordLessLogin"
+				@update:modelValue="(v) => updatePasswordLessLogin(v)"
 			>
-
-			<MkInfo
-				v-if="registration && registration.error"
-				style="margin-bottom: 1rem"
-				warn
-				>{{ i18n.ts.error }}: {{ registration.error }}</MkInfo
-			>
-			<MkButton
-				v-if="!registration || registration.error"
-				@click="addSecurityKey"
-				>{{ i18n.ts._2fa.registerKey }}</MkButton
-			>
-
-			<ol v-if="registration && !registration.error">
-				<li v-if="registration.stage >= 0">
-					{{ i18n.ts.tapSecurityKey }}
-					<i
-						v-if="registration.saving && registration.stage == 0"
-						class="ph-circle-notch ph-bold ph-lg fa-pulse ph-fw ph-lg"
-					></i>
-				</li>
-				<li v-if="registration.stage >= 1">
-					<MkForm
-						:disabled="
-							registration.stage != 1 || registration.saving
-						"
-					>
-						<MkInput v-model="keyName" :max="30">
-							<template #label>{{
-								i18n.ts.securityKeyName
-							}}</template>
-						</MkInput>
-						<MkButton
-							:disabled="keyName.length == 0"
-							@click="registerKey"
-							>{{ i18n.ts.registerSecurityKey }}</MkButton
-						>
-						<i
-							v-if="
-								registration.saving && registration.stage == 1
-							"
-							class="ph-circle-notch ph-bold ph-lg fa-pulse ph-fw ph-lg"
-						></i>
-					</MkForm>
-				</li>
-			</ol>
-		</template>
-		<div v-if="twoFactorData && !$i.twoFactorEnabled">
-			<ol style="margin: 0; padding: 0 0 0 1em">
-				<li>
-					<I18n :src="i18n.ts._2fa.step1" tag="span">
-						<template #a>
-							<a
-								href="https://authpass.app/"
-								rel="noopener"
-								target="_blank"
-								class="_link"
-								>AuthPass</a
-							>
-						</template>
-						<template #b>
-							<a
-								href="https://support.google.com/accounts/answer/1066447"
-								rel="noopener"
-								target="_blank"
-								class="_link"
-								>Google Authenticator</a
-							>
-						</template>
-					</I18n>
-				</li>
-				<li>
-					{{ i18n.ts._2fa.step2 }}<br /><img
-						:src="twoFactorData.qr"
-					/>
-					<p>
-						{{ i18n.ts._2fa.step2Url }}<br />{{ twoFactorData.url }}
-					</p>
-				</li>
-				<li>
-					{{ i18n.ts._2fa.step3 }}<br />
-					<MkInput
-						v-model="token"
-						type="text"
-						pattern="^[0-9]{6}$"
-						autocomplete="off"
-						:spellcheck="false"
-						><template #label>{{
-							i18n.ts.token
-						}}</template></MkInput
-					>
-					<MkButton primary @click="submit">{{
-						i18n.ts.done
-					}}</MkButton>
-				</li>
-			</ol>
-			<MkInfo>{{ i18n.ts._2fa.step4 }}</MkInfo>
+				<template #label>{{ i18n.ts.passwordLessLogin }}</template>
+				<template #caption>{{
+					i18n.ts.passwordLessLoginDescription
+				}}</template>
+			</MkSwitch>
 		</div>
-	</div>
+	</FormSection>
 </template>

 <script lang="ts" setup>
-import { ref } from "vue";
+import { ref, defineAsyncComponent } from "vue";
 import { hostname } from "@/config";
 import { byteify, hexify, stringify } from "@/scripts/2fa";
 import MkButton from "@/components/MkButton.vue";
 import MkInfo from "@/components/MkInfo.vue";
-import MkInput from "@/components/form/input.vue";
-import MkSwitch from "@/components/form/switch.vue";
+import MkSwitch from "@/components/MkSwitch.vue";
+import FormSection from "@/components/form/section.vue";
+import MkFolder from "@/components/MkFolder.vue";
 import * as os from "@/os";
 import { $i } from "@/account";
 import { i18n } from "@/i18n";

+// メモ: 各エンドポイントはmeUpdatedを発行するため、refreshAccountは不要
+
+withDefaults(
+	defineProps<{
+		first?: boolean;
+	}>(),
+	{
+		first: false,
+	}
+);
+
 const twoFactorData = ref<any>(null);
 const supportsCredentials = ref(!!navigator.credentials);
-const usePasswordLessLogin = ref($i!.usePasswordLessLogin);
-const registration = ref<any>(null);
-const keyName = ref("");
-const token = ref(null);
+const usePasswordLessLogin = $computed(() => $i!.usePasswordLessLogin);

-function register() {
-	os.inputText({
-		title: i18n.ts.password,
+async function registerTOTP() {
+	const password = await os.inputText({
+		title: i18n.ts._2fa.registerTOTP,
+		text: i18n.ts.currentPassword,
 		type: "password",
-	}).then(({ canceled, result: password }) => {
-		if (canceled) return;
-		os.api("i/2fa/register", {
-			password: password,
-		}).then((data) => {
-			twoFactorData.value = data;
-		});
+		autocomplete: "current-password",
+	});
+	if (password.canceled) return;
+
+	const twoFactorData = await os.apiWithDialog("i/2fa/register", {
+		password: password.result,
+	});
+
+	const qrdialog = await new Promise<boolean>((res) => {
+		os.popup(
+			defineAsyncComponent(() => import("./2fa.qrdialog.vue")),
+			{
+				twoFactorData,
+			},
+			{
+				ok: () => res(true),
+				cancel: () => res(false),
+			},
+			"closed"
+		);
+	});
+	if (!qrdialog) return;
+
+	const token = await os.inputNumber({
+		title: i18n.ts._2fa.step3Title,
+		text: i18n.ts._2fa.step3,
+		autocomplete: "one-time-code",
+	});
+	if (token.canceled) return;
+
+	await os.apiWithDialog("i/2fa/done", {
+		token: token.result.toString(),
+	});
+
+	await os.alert({
+		type: "success",
+		text: i18n.ts._2fa.step4,
 	});
 }

-function unregister() {
+function unregisterTOTP() {
 	os.inputText({
 		title: i18n.ts.password,
 		type: "password",
+		autocomplete: "current-password",
 	}).then(({ canceled, result: password }) => {
 		if (canceled) return;
-		os.api("i/2fa/unregister", {
+		os.apiWithDialog("i/2fa/unregister", {
 			password: password,
-		})
-			.then(() => {
-				usePasswordLessLogin.value = false;
-				updatePasswordLessLogin();
-			})
-			.then(() => {
-				os.success();
-				$i!.twoFactorEnabled = false;
-			});
-	});
-}
-
-function submit() {
-	os.api("i/2fa/done", {
-		token: token.value,
-	})
-		.then(() => {
-			os.success();
-			$i!.twoFactorEnabled = true;
-		})
-		.catch((err) => {
+		}).catch((error) => {
 			os.alert({
 				type: "error",
-				text: err,
+				text: error,
 			});
 		});
+	});
 }

-function registerKey() {
-	registration.value.saving = true;
-	os.api("i/2fa/key-done", {
-		password: registration.value.password,
-		name: keyName.value,
-		challengeId: registration.value.challengeId,
+function renewTOTP() {
+	os.confirm({
+		type: "question",
+		title: i18n.ts._2fa.renewTOTP,
+		text: i18n.ts._2fa.renewTOTPConfirm,
+		okText: i18n.ts._2fa.renewTOTPOk,
+		cancelText: i18n.ts._2fa.renewTOTPCancel,
+	}).then(({ canceled }) => {
+		if (canceled) return;
+		registerTOTP();
+	});
+}
+
+async function unregisterKey(key) {
+	const confirm = await os.confirm({
+		type: "question",
+		title: i18n.ts._2fa.removeKey,
+		text: i18n.t("_2fa.removeKeyConfirm", { name: key.name }),
+	});
+	if (confirm.canceled) return;
+
+	const password = await os.inputText({
+		title: i18n.ts.password,
+		type: "password",
+		autocomplete: "current-password",
+	});
+	if (password.canceled) return;
+
+	await os.apiWithDialog("i/2fa/remove-key", {
+		password: password.result,
+		credentialId: key.id,
+	});
+	os.success();
+}
+
+async function renameKey(key) {
+	const name = await os.inputText({
+		title: i18n.ts.rename,
+		default: key.name,
+		type: "text",
+		minLength: 1,
+		maxLength: 30,
+	});
+	if (name.canceled) return;
+
+	await os.apiWithDialog("i/2fa/update-key", {
+		name: name.result,
+		credentialId: key.id,
+	});
+}
+
+async function addSecurityKey() {
+	const password = await os.inputText({
+		title: i18n.ts.password,
+		type: "password",
+		autocomplete: "current-password",
+	});
+	if (password.canceled) return;
+
+	const challenge: any = await os.apiWithDialog("i/2fa/register-key", {
+		password: password.result,
+	});
+
+	const name = await os.inputText({
+		title: i18n.ts._2fa.registerSecurityKey,
+		text: i18n.ts._2fa.securityKeyName,
+		type: "text",
+		minLength: 1,
+		maxLength: 30,
+	});
+	if (name.canceled) return;
+
+	const webAuthnCreation = navigator.credentials.create({
+		publicKey: {
+			challenge: byteify(challenge.challenge, "base64"),
+			rp: {
+				id: hostname,
+				name: "Misskey",
+			},
+			user: {
+				id: byteify($i!.id, "ascii"),
+				name: $i!.username,
+				displayName: $i!.name,
+			},
+			pubKeyCredParams: [{ alg: -7, type: "public-key" }],
+			timeout: 60000,
+			attestation: "direct",
+		},
+	}) as Promise<
+		| (PublicKeyCredential & { response: AuthenticatorAttestationResponse })
+		| null
+	>;
+
+	const credential = await os.promiseDialog(
+		webAuthnCreation,
+		null,
+		() => {}, // ユーザーのキャンセルはrejectなのでエラーダイアログを出さない
+		i18n.ts._2fa.tapSecurityKey
+	);
+	if (!credential) return;
+
+	await os.apiWithDialog("i/2fa/key-done", {
+		password: password.result,
+		name: name.result,
+		challengeId: challenge.challengeId,
 		// we convert each 16 bits to a string to serialise
-		clientDataJSON: stringify(
-			registration.value.credential.response.clientDataJSON
-		),
-		attestationObject: hexify(
-			registration.value.credential.response.attestationObject
-		),
-	}).then((key) => {
-		registration.value = null;
-		key!.lastUsed = new Date();
-		os.success();
+		clientDataJSON: stringify(credential.response.clientDataJSON),
+		attestationObject: hexify(credential.response.attestationObject),
 	});
 }

-function unregisterKey(key) {
-	os.inputText({
-		title: i18n.ts.password,
-		type: "password",
-	}).then(({ canceled, result: password }) => {
-		if (canceled) return;
-		return os
-			.api("i/2fa/remove-key", {
-				password,
-				credentialId: key.id,
-			})
-			.then(() => {
-				usePasswordLessLogin.value = false;
-				updatePasswordLessLogin();
-			})
-			.then(() => {
-				os.success();
-			});
-	});
-}
-
-function addSecurityKey() {
-	os.inputText({
-		title: i18n.ts.password,
-		type: "password",
-	}).then(({ canceled, result: password }) => {
-		if (canceled) return;
-		os.api("i/2fa/register-key", {
-			password,
-		})
-			.then((reg) => {
-				registration.value = {
-					password,
-					challengeId: reg!.challengeId,
-					stage: 0,
-					publicKeyOptions: {
-						challenge: byteify(reg!.challenge, "base64"),
-						rp: {
-							id: hostname,
-							name: "Calckey",
-						},
-						user: {
-							id: byteify($i!.id, "ascii"),
-							name: $i!.username,
-							displayName: $i!.name,
-						},
-						pubKeyCredParams: [{ alg: -7, type: "public-key" }],
-						timeout: 60000,
-						attestation: "direct",
-					},
-					saving: true,
-				};
-				return navigator.credentials.create({
-					publicKey: registration.value.publicKeyOptions,
-				});
-			})
-			.then((credential) => {
-				registration.value.credential = credential;
-				registration.value.saving = false;
-				registration.value.stage = 1;
-			})
-			.catch((err) => {
-				console.warn("Error while registering?", err);
-				registration.value.error = err.message;
-				registration.value.stage = -1;
-			});
-	});
-}
-
-async function updatePasswordLessLogin() {
-	await os.api("i/2fa/password-less", {
-		value: !!usePasswordLessLogin.value,
+async function updatePasswordLessLogin(value: boolean) {
+	await os.apiWithDialog("i/2fa/password-less", {
+		value,
 	});
 }
 </script>
--- a/packages/client/src/pages/settings/security.vue
+++ b/packages/client/src/pages/settings/security.vue
@ -2,15 +2,12 @@
 	<div class="_formRoot">
 		<FormSection>
 			<template #label>{{ i18n.ts.password }}</template>
-			<FormButton primary @click="change()">{{
+			<MkButton primary @click="change()">{{
 				i18n.ts.changePassword
-			}}</FormButton>
+			}}</MkButton>
 		</FormSection>

-		<FormSection>
-			<template #label>{{ i18n.ts.twoStepAuthentication }}</template>
-			<X2fa />
-		</FormSection>
+		<X2fa />

 		<FormSection>
 			<template #label>{{ i18n.ts.signinHistory }}</template>
@ -43,9 +40,9 @@

 		<FormSection>
 			<FormSlot>
-				<FormButton danger @click="regenerateToken"
+				<MkButton danger @click="regenerateToken"
 					><i class="ph-arrows-clockwise ph-bold ph-lg"></i>
-					{{ i18n.ts.regenerateLoginToken }}</FormButton
+					{{ i18n.ts.regenerateLoginToken }}</MkButton
 				>
 				<template #caption>{{
 					i18n.ts.regenerateLoginTokenDescription
@ -59,7 +56,7 @@
 import X2fa from "./2fa.vue";
 import FormSection from "@/components/form/section.vue";
 import FormSlot from "@/components/form/slot.vue";
-import FormButton from "@/components/MkButton.vue";
+import MkButton from "@/components/MkButton.vue";
 import MkPagination from "@/components/MkPagination.vue";
 import * as os from "@/os";
 import { i18n } from "@/i18n";
@ -70,11 +67,12 @@ const pagination = {
 	limit: 5,
 };

-async function change(): Promise<void> {
+async function change() {
 	const { canceled: canceled1, result: currentPassword } = await os.inputText(
 		{
 			title: i18n.ts.currentPassword,
 			type: "password",
+			autocomplete: "current-password",
 		}
 	);
 	if (canceled1) return;
@ -82,12 +80,14 @@ async function change(): Promise<void> {
 	const { canceled: canceled2, result: newPassword } = await os.inputText({
 		title: i18n.ts.newPassword,
 		type: "password",
+		autocomplete: "new-password",
 	});
 	if (canceled2) return;

 	const { canceled: canceled3, result: newPassword2 } = await os.inputText({
 		title: i18n.ts.newPasswordRetype,
 		type: "password",
+		autocomplete: "new-password",
 	});
 	if (canceled3) return;

@ -105,13 +105,13 @@ async function change(): Promise<void> {
 	});
 }

-function regenerateToken(): void {
+function regenerateToken() {
 	os.inputText({
 		title: i18n.ts.password,
 		type: "password",
 	}).then(({ canceled, result: password }) => {
 		if (canceled) return;
-		os.api("i/regenerate_token", {
+		os.api("i/regenerate-token", {
 			password: password,
 		});
 	});
@ -129,7 +129,7 @@ definePageMetadata({

 <style lang="scss" scoped>
 .timnmucd {
-	padding: 16px;
+	padding: 12px;

 	&:first-child {
 		border-top-left-radius: 6px;
--- a/packages/client/src/style.scss
+++ b/packages/client/src/style.scss
@ -287,6 +287,34 @@ hr {
 	}
 }

+._panel {
+	background: var(--panel);
+	border-radius: var(--radius);
+	overflow: clip;
+}
+
+._margin {
+	margin: var(--margin) 0;
+}
+
+._gaps_m {
+	display: flex;
+	flex-direction: column;
+	gap: 1.5em;
+}
+
+._gaps_s {
+	display: flex;
+	flex-direction: column;
+	gap: 0.75em;
+}
+
+._gaps {
+	display: flex;
+	flex-direction: column;
+	gap: var(--margin);
+}
+
 ._inputs {
 	display: flex;
 	margin: 32px 0;
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@ -294,6 +294,9 @@ importers:
      os-utils:
        specifier: 0.0.14
        version: 0.0.14
+      otpauth:
+        specifier: ^9.1.2
+        version: 9.1.2
      parse5:
        specifier: 7.1.2
        version: 7.1.2
@ -360,9 +363,6 @@ importers:
      sonic-channel:
        specifier: ^1.3.1
        version: 1.3.1
-      speakeasy:
-        specifier: 2.0.0
-        version: 2.0.0
      stringz:
        specifier: 2.1.0
        version: 2.1.0
@ -536,9 +536,6 @@ importers:
      '@types/sinonjs__fake-timers':
        specifier: 8.1.2
        version: 8.1.2
-      '@types/speakeasy':
-        specifier: 2.0.7
-        version: 2.0.7
      '@types/tinycolor2':
        specifier: 1.4.3
        version: 1.4.3
@ -2649,6 +2646,7 @@ packages:
    engines: {node: '>=10'}
    cpu: [arm64]
    os: [android]
+    requiresBuild: true
    dependencies:
      '@swc/wasm': 1.2.130

@ -2755,6 +2753,7 @@ packages:

  /@swc/wasm@1.2.130:
    resolution: {integrity: sha512-rNcJsBxS70+pv8YUWwf5fRlWX6JoY/HJc25HD/F8m6Kv7XhJdqPPMhyX6TKkUBPAG7TWlZYoxa+rHAjPy4Cj3Q==}
+    requiresBuild: true

  /@syuilo/aiscript@0.11.1:
    resolution: {integrity: sha512-chwOIA3yLUKvOB0G611hjLArKTeOWNmTm3lHERSaDW1d+dS6do56naX6Lkwy2UpnwWC0qzeNSgg35elk6t2gZg==}
@ -3641,12 +3640,6 @@ packages:
    resolution: {integrity: sha512-JYM8x9EGF163bEyhdJBpR2QX1R5naCJHC8ucJylJ3w9/CVBaskdQ8WqBf8MmQrd1kRvp/a4TS8HJ+bxzR7ZJYQ==}
    dev: true

-  /@types/speakeasy@2.0.7:
-    resolution: {integrity: sha512-JEcOhN2SQCoX86ZfiZEe8px84sVJtivBXMZfOVyARTYEj0hrwwbj1nF0FwEL3nJSoEV6uTbcdLllMKBgAYHWCQ==}
-    dependencies:
-      '@types/node': 18.11.18
-    dev: true
-
  /@types/stack-utils@2.0.1:
    resolution: {integrity: sha512-Hl219/BT5fLAaz6NDkSuhzasy49dwQS/DSdu4MdggFB8zcXv7vflBI3xp7FEmkmdDkBUI2bPUNeMttp2knYdxw==}
    dev: true
@ -4893,10 +4886,6 @@ packages:
  /balanced-match@1.0.2:
    resolution: {integrity: sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==}

-  /base32.js@0.0.1:
-    resolution: {integrity: sha512-EGHIRiegFa62/SsA1J+Xs2tIzludPdzM064N9wjbiEgHnGnJ1V0WEpA4pEwCYT5nDvZk3ubf0shqaCS7k6xeUQ==}
-    dev: false
-
  /base64-js@1.5.1:
    resolution: {integrity: sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==}

@ -10060,6 +10049,10 @@ packages:
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+
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+    dev: false
+
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