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Alan Barber edited this page Sep 5, 2013
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TwoFactor.NET is a library that provides support for the creation and use of One Time Passwords using the HOTP (HMAC One Time Password) and TOTP (Time Based One Time Password) algorithms.
This code is based upon the following RFCs
- RFC 2289 - A One-Time Password System
- RFC 4226 - An HMAC-Based One-Time Password Algorithm
- RFC 6238 - Time-Based One-Time Password Algorithm
TwoFactor.NET is covered under the terms of the Apache 2.0 License