# phpman > man > CGI::Session::ID::md5(3pm)

## NAME
    [CGI::Session::ID::md5](https://www.chedong.com/phpMan.php/perldoc/CGI%3A%3ASession%3A%3AID%3A%3Amd5/markdown) - default [CGI::Session](https://www.chedong.com/phpMan.php/perldoc/CGI%3A%3ASession/markdown) ID generator

## SYNOPSIS
        use [CGI::Session](https://www.chedong.com/phpMan.php/perldoc/CGI%3A%3ASession/markdown);
        $s = [CGI::Session](https://www.chedong.com/phpMan.php/perldoc/CGI%3A%3ASession/markdown)->new("id:md5", undef);

## DESCRIPTION
    [CGI::Session::ID::MD5](https://www.chedong.com/phpMan.php/perldoc/CGI%3A%3ASession%3A%3AID%3A%3AMD5/markdown) is to generate MD5 encoded hexadecimal random ids. The library does not
    require any arguments.

## LICENSING
    For support and licensing see [CGI::Session](https://www.chedong.com/phpMan.php/perldoc/CGI%3A%3ASession/markdown)