RFC 6238 TOTP & Zwei-Faktor-Authentifizierung Leitfaden
Technischer Leitfaden zur Erzeugung zeitbasierter Einmalkennwörter, Base32-Verarbeitung und otpauth:// URIs.
RFC 6238 / RFC 4226 WebCrypto Sandbox
Aktueller TOTP-Code
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Sekunden bis Aktualisierung:30s
Dienstname (Issuer):
Benutzerkonto:
Hash-Algorithmus:
Code-Stellen:
Intervall (Sekunden):
Standardmäßige otpauth:// URI
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.