Essential Skills for a Successful IT Security Career Learn the fundamentals of computer and information security while getting complete coverage of all the objectives for the latest release of CompTIA's Security+ certification exam. This instructive, full-color guide discusses communication, infrastructure, operational security, and methods for preventing attacks. Written and edited by leaders in the field, Principles of Computer Security, Second Edition will help you pass the CompTIA Security+ exam and become an IT security expert. Learn how to: Ensure operational and organizational security Use cryptography and public key infrastructures (PKIs) Secure remote access, wireless, and virtual private networks (VPNs) Harden network devices, operating systems, and applications Defend against network attacks, such as denial of service, spoofing, hijacking, and password guessing Understand legal, ethical, and privacy issues Combat viruses, worms, Trojan horses, logic bombs, and time bombs Understand secure software development requirements Enable disaster recovery and business continuity Implement risk, change, and privilege management measures Handle computer forensics and incident response The CD-ROM features: One full practice exam Complete electronic book Each chapter includes: Learning objectives Photographs and illustrations Real-world examples Try This! and Cross Check exercises Key terms highlighted Tech Tips, Notes, and Warnings Exam Tips End-of-chapter quizzes and lab projects Wm. Arthur Conklin , Ph.D., CompTIA Security+, CISSP, is an assistant professor in the Information and Logistics Technology Department at the University of Houston. Greg White , Ph.D., is an associate professor in the Department of Computer Science at The University of Texas at San Antonio. Contributing authors: Dwayne Williams, Roger Davis, and Chuck Cothren.