recovery-codes

Create recovery/backup codes for 2FA

Complete Bitwarden emergency kit with backup guides and printable recovery forms. Never get locked out of your password manager again.

Account reset/rescue framework for NodeJS

Format Google backup codes and GitHub recovery codes in your browser. Clean pasted lists, fix separators, and copy them. No uploads or accounts required.

Two-factor authentication for Laravel Nova 5: TOTP, passkeys, email codes, enforcement policies and step-up re-auth.

Link , password save all in one

A WebAuthn / FIDO2 passkey demo built around a hardware security key, with TOTP and recovery-code fallbacks and a live ceremony debug panel.

🔐 Envelope encryption with independent keyslots for Go — unlock with a password, a YubiKey, 2FA, or a recovery code, and add/remove methods without re-encrypting the payload

Production-ready advanced authentication system with JWT auth, 2FA, passkeys, recovery codes, Redis caching, and modular Node.js + Express + TypeScript architecture.

This repository demonstrates a Multi-Factor Authentication (MFA) system in .NET, built using Domain-Driven Design (DDD) and Clean Architecture. It includes secure user registration, token-based authentication, MFA activation, recovery codes, and login with MFA enforcement—enhancing security while maintaining flexibility.

2FA 认证器 + 密钥 / 恢复码管理器：本地计算管理2FA认证码，用于Github等二次认证

A web based application that allows user to send their honest message without worrying about their identity, with hybrid RSA-AES encryption

A secure, client-side app for managing recovery codes with AES-256 encryption. Features a nostalgic Green Steam (VGUI) aesthetic.

Flashcards for the passwords you should know by heart: it names an account, you type the password from memory, and only a salted PBKDF2-SHA-256 hash is ever stored. Spaced repetition, offline PWA, no server, five languages.

TOTP, encrypted secrets, and recovery codes for Go

Extra security layer for your recovery codes, secret questions' answers, crypto seed phrase, etc.