nipper is a Network Infrastructure Configuration Parser. nipper takes a network infrastructure device configuration, processes the file and details security-related issues with the configuration together with detailed recommendations. nipper was previous known as CiscoParse. nipper currently supports Cisco switches (IOS), Cisco Routers (IOS), Cisco Firewalls (PIX/ASA/FWSM) and Juniper NetScreen (ScreenOS). Output is in HTML, Latex, XML and Text. Encrypted passwords can be output to a John-the-Ripper file for strength testing.