This is a Go implementation of the Google Authenticator library.
Copyright (c) 2012 Damian Gryski damian@gryski.com This code is licensed under the Apache License, version 2.0
It implements the one-time-password algorithms specified in:
- RFC 4226 (HOTP: An HMAC-Based One-Time Password Algorithm)
- RFC 6238 (TOTP: Time-Based One-Time Password Algorithm)
You can learn more about the Google Authenticator library at its project page: