TOTP Toolset

SHA-256 version TOTP QR Image Decoder

Generate and verify TOTP codes entirely in your browser. Algorithm: SHA-1. All computation happens locally — no seed is ever sent to a server.

Seed

One-time password

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30s ·

Time drift

OffsetOne-time password

QR code

Generate a QR to scan with an authenticator app.

Entra ID Hardware Tokens import files

Export the current seed as an Entra ID hardware-token import file (CSV or JSON).