Stroke got moved, so dug this up and am reprinting with the latest and greatest location. Network Utility has a port scanner – it’s built in and really easy to use. Sure, stroke isn’t nmap, but it’s not trying to be… Since Network Utility is distributed with every copy of Mac OS X it stands to reason that every copy of Mac OS X has the ability to scan a port without using a GUI tool. Enter one of the best named tools in Mac OS X, stroke. Stroke is the command line back-end to the Port Scan tab of Network Utility. To use stroke, you will need to cd into the…