Build 2FA in Python (TOTP in 20 Lines!)
Learn how to write a fully functional TOTP Generator!
More projects like this: github.com/kndndrj/inloc
Sources:
source from: github.com/susam/mintotp
HOTP RFC: datatracker.ietf.org/doc/html/rfc4226
TOTP RFC: datatracker.ietf.org/doc/html/rfc6238