112 страниц. 2013 год. LAP Lambert Academic Publishing This book talks about the difficulties and challenges of the protecting enterprise network against intruders. It covers a novel space-time evolving authentication scheme and how it could defend enterprise sensitive data against intruders. The key evolves from time to time, from location to location. It is almost impossible for attackers to forge the authentication keys over the time. As long as it fails the authentication, the intruders will be tracked in real-time, and recovery process will follow.