Guia Técnico de TOTP e Autenticação de Dois Fatores (2FA)
Guia completo sobre senhas temporais de uso único (RFC 6238), decodificação Base32, tolerância de clock e esquemas otpauth://.
Scan or import this URI directly into Authenticator applications (Google Authenticator, Authy, Bitwarden, 1Password) to provision 2FA accounts.
100% Client-Side Cryptography
Your 2FA shared secrets and verification tokens are computed strictly within your browser using native SubtleCrypto HMAC-SHA algorithms.
Full RFC 6238 & 4226 Fidelity
Compatible with industry authenticators. Supports custom step intervals, 6-digit or 8-digit truncation, and SHA-1/256/512 digests.
Standard otpauth:// Schemes
Generates ready-to-use URI schemes formatted for immediate QR generation and provisioning across team password vaults and test environments.