Peter Gregory, CISSP, SCSA, SCNA, is the IT Engineering Manager for a major telecommunications service provider. He developed and implemented system and network security polices for its research facilities, where he served as site security manager, IT architect, UNIX system administrator, network engineer, Webmaster, and network software developer. Previously, he was lead software engineer for a security product used in the world's largest casinos, and is the author of two books on Solaris security.