Publishers of technology books, eBooks, and videos for creative people

Home > Authors

Bruce Potter

Bruce Potter, Senior Software Security consultant at Cigital, Inc., is the founder of The Shmoo Group, an organization of security and cryptography professionals. He is also the founder and president of Capital Area Wireless Network, a nonprofit community wireless initiative based in Washington, DC. He has spoken at the Black Hat and DefCon conferences.

Preston Norvell is a long-standing member of the Shmoo group and the originator of, a Shmoo Group-sponsored organization specializing in Mac OS security. By day he is a Project and Security Engineer for Mercury Data Group.

Brian Wotring is an independent software engineer and founder of, an online database of file signatures. He is also the author of Osiris, a host integrity management application. An active member of The Shmoo Group, Brian has authored and ported many security related applications to Mac OS X and Mac OS X Server.