3 ms·
No…surely totp uses asymmetric cryptography, right?
by timwis 5y ago
No…surely totp uses asymmetric cryptography, right?
- monocasa 5y agoThe codes are the last six decimal digits of an hmac over the key and the current time (rounded to some boundary, generally 30 seconds). The QR code is the account's metadata and the preshared key.