Generador y validador TOTP y HOTP PROCESAMIENTO LOCAL

Genera y comprueba códigos TOTP RFC 6238 o HOTP RFC 4226 desde un secreto Base32 de prueba. Revisa algoritmo, dígitos, periodo o contador y crea una URI otpauth sin enviar credenciales.

Secrets and one-time codes stay in this browser. Use test secrets whenever possible and never share a live authentication seed.
Authenticator settingsRFC 4226 / RFC 6238 parameters
Parameter review
  • Choose parameters and calculate a code to review the authenticator setup.

Test provisioning before enabling 2FA

Compare the generated value with your implementation using a disposable test secret. Clock drift, secret storage, recovery codes, rate limits, and account recovery still require server-side controls.

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