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tools / 2fa

2fa/

Google Authenticator-style TOTP codes. Click any card to copy its code.

Keys

00 keys

Keys are stored only in this browser's localStorage and never uploaded Switching browsers or clearing site data loses them · export backups regularly

Add key

Label (optional) Secret key (Base32) or otpauth:// URI

Import

Drop or click to choose an exported backup file (2fa-backup-*.json)

Supports backup files or JSON exported from this site, lzltool data, otpauth:// links (one per line), and lines of "label secret". Duplicate secrets are skipped.
Moving from lzltool: F12 → Application → Local Storage → GoogleDynamicPassword → copy its value.