Recently acquired, the Metasploit project is a popular pen testing framework loved by white- and black-hats alike. Now that it has a corporate parent, does it have a future as a viable open source project?
Tags: open source, security, Metasploit

While it can't make you an instant Asterisk expert, Digium's Asterisk Fast Start training course will give you a grounding in this popular open source PBX running on Linux.
Tags: Linux, VoIP, PBX, open source, Asterisk

With everything from intrusion detection to instant message filtering, SmoothWall's UTM-1000 packs a big punch with best-of-breed open source software on board.
Tags: security, open source, operating systems