====== OATH ======

===== Open AuTHentication =====

https://openauthentication.org (pas de news depuis 2012)

Specifications:
  * [[/glossaire/hotp|HOTP]]: An HMAC-Based OTP Algorithm (RFC [[rfc>4226]])
  * [[/glossaire/totp|TOTP]]: Time-based One-time Password Algorithm (RFC [[rfc>6238]])
  * [[/glossaire/ocra|OCRA]]: OATH Challenge/Response Algorithms Specification (RFC [[rfc>6287]])

[[/informatique/php/multiotp|multiOTP]] open source is a GNU LGPL implementation of a strong two-factor authentication PHP class and is OATH certified for HOTP/TOTP (dernière version 5.9.6.5 du 2023-07-07)