TOTP Toolset — SHA-256

SHA-1 version TOTP QR Image Decoder

Generate and verify TOTP codes entirely in your browser. Algorithm: SHA-256. All computation happens locally — no seed is ever sent to a server.

Seed

One-time password

------
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).