Chuck Cothren

Voice and data security

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

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

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

CASP+ CompTIA Advanced Security Practitioner Certification All-In-One Exam Guide, Third Edition (Exam CAS-004)

CompTIA Security+ Certification All-In-One Exam Guide, Premium Fourth Edition with Online Practice Labs (Exam SY0-401)

CompTIA Security+ Certification All-In-One Exam Guide, Sixth Edition (Exam SY0-601))

CompTIA Security+ All-In-One Exam Guide, Seventh Edition (Exam SY0-701)