# phpman > info > Digest::HMAC_MD5

Digest::[HMAC_MD5(3pm)](https://www.chedong.com/phpMan.php/man/HMACMD5/3pm/markdown) User Contributed Perl DocumentationDigest::[HMAC_MD5(3pm)](https://www.chedong.com/phpMan.php/man/HMACMD5/3pm/markdown)

NAME
       [Digest::HMAC_MD5](https://www.chedong.com/phpMan.php/perldoc/Digest%3A%3AHMACMD5/markdown) - Keyed-Hashing for Message Authentication

SYNOPSIS
        # Functional style
        use [Digest::HMAC_MD5](https://www.chedong.com/phpMan.php/perldoc/Digest%3A%3AHMACMD5/markdown) qw(hmac_md5 hmac_md5_hex);
        $digest = hmac_md5($data, $key);
        print hmac_md5_hex($data, $key);

        # OO style
        use [Digest::HMAC_MD5](https://www.chedong.com/phpMan.php/perldoc/Digest%3A%3AHMACMD5/markdown);
        $hmac = [Digest::HMAC_MD5](https://www.chedong.com/phpMan.php/perldoc/Digest%3A%3AHMACMD5/markdown)->new($key);

        $hmac->add($data);
        $hmac->addfile(*FILE);

        $digest = $hmac->digest;
        $digest = $hmac->hexdigest;
        $digest = $hmac->b64digest;

DESCRIPTION
       This module provide HMAC-MD5 hashing.

SEE ALSO
       [Digest::HMAC](https://www.chedong.com/phpMan.php/perldoc/Digest%3A%3AHMAC/markdown), [Digest::MD5](https://www.chedong.com/phpMan.php/perldoc/Digest%3A%3AMD5/markdown), [Digest::HMAC_SHA1](https://www.chedong.com/phpMan.php/perldoc/Digest%3A%3AHMACSHA1/markdown)

MAINTAINER
       Andrew Rodland <<arodland@cpan.org>>

ORIGINAL AUTHOR
       Gisle Aas <<gisle@aas.no>>

perl v5.32.1                      2021-09-26             Digest::[HMAC_MD5(3pm)](https://www.chedong.com/phpMan.php/man/HMACMD5/3pm/markdown)