From: "PEAR Announce" on
The new PEAR package Crypt_HMAC2-1.0.0 (stable) has been released at

Release notes
QA release
Fixed unit tests

Package Info
Implementation of Hashed Message Authentication Code for PHP5.
This package may use the hash or mhash extensions when enabled to
extend the range of cryptographic hash functions beyond the natively
implemented MD5 and SHA1.

Related Links
Package home:

Pádraic Brady (lead)