HOTP is an HMAC-based One Time Password Algorithm. It is a cornerstone of Initiative For Open Authentication OATH.

HOTP was published as an informational IETF RFC 4226 in December 2005, documenting the algorithm along with a Java implementation.

Since then, the HOTP algorithm has been adopted by many companies worldwide.

The HOTP algorithm is a freely available open standard.

More Information#

There might be more information for this subject on one of the following:

Add new attachment

Only authorized users are allowed to upload new attachments.
« This page (revision-4) was last changed on 23-Apr-2017 08:20 by jim