I wasn't particularly familiar with it either, however there's a wikipedia entry : http://en.wikipedia.org/wiki/Metasploit_Project http://en.wikipedia.org/wiki

I wasn't particularly familiar with it either, however there's a wikipedia entry : http://en.wikipedia.org/wiki/Metasploit_Project http://en.wikipedia.org/wiki/Metasploit_Project edit : "metasploit module" is likely a reference to the metasploit framework, which is written in Ruby.