Certified Security Solutions

tcp-md5 is a perl daemon implimenting RFC-2385 in userspace using ipfilter's QUEUE mechanism. Based on Alex Pilosov's bgpmd5.pl script.

tcp-md5 is structured as an "init.d" script. Its been tested on Centos4. Simply put tcp-md5 in /etc/init.d/, run chkconfig, edit /etc/tcp-md5.conf, and your done.

If you are not using Centos or a similar GNU/Linux OS, tcp-md5's configuration is easily modifiable with many configuration options available as command line flags.

No kernel modifications are required.

Note that you will need to have installed the following perl modules:

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