NoobProof was a IPFW firewall configuration tool for Mac OS X. Very easy, just follow the 5 steps how-to in the application help. You can also tune bandwidth, manage black lists and create self-configuration tools called injectors. The first time you launch NoobProof the Wizard will help you configuring the Mac OS X firewall. • uses Mac OS X built-in IPFW firewall. No kernel modules, no extensions