Optimized for schools, "Principles of Computer Security, Second Edition," is an in-depth, classroom-based reference that also offers 100% coverage of all exam objectives for the CompTIA Security+ certification. This textbook includes expert discussion sidebars to convey in-depth information, including: Tip, Caution, and Note icons that highlight key topics; end-of-chapter quizzes test retention and exam readiness; key word terms and quizzes, and Exam Tips guide the reader through tough technical topics that may be tricky come exam day. This textbook also includes hands-on examples and exercises that reinforce practical learning for real-world applicability. The textbook includes a CD-ROM with practice exams. Instructor resource materials are available.