Roger L. Davis

No biography available.

Works (3)

Cover of Principles of Computer Security, Fourth Edition (Official Comptia Guide)

Principles of Computer Security, Fourth Edition (Official Comptia Guide)

Cover of CompTIA Security+ All-in-One Exam Guide, Fifth Edition (Exam SY0-501)

CompTIA Security+ All-in-One Exam Guide, Fifth Edition (Exam SY0-501)

Cover of CompTIA Security+ All-In-One Exam Guide, Fourth Edition (Exam SY0-401)

CompTIA Security+ All-In-One Exam Guide, Fourth Edition (Exam SY0-401)