CompTIA® SecurityX® CAS-005 Certification Guide

As cyber threats evolve at unprecedented speed and enterprises demand resilient, scalable security architectures, the CompTIA SecurityX CAS-005 Certification Guide stands as the definitive preparation resource for today's security leaders. This expert-led study guide enables senior security professionals to master the full breadth and depth of the new CAS-005 exam objectives.


Written by veteran instructor Mark Birch, this guide draws from over 30 years of experience in teaching, consulting, and implementing cybersecurity controls to deliver clear, actionable content across the four core domains: governance, risk, and compliance; security architecture; security engineering; and security operations. It addresses the most pressing security challenges, from AI-driven threats and Zero Trust design to hybrid cloud environments, post-quantum cryptography, and automation. While exploring cutting-edge developments, it reinforces essential practices such as threat modeling, secure SDLC, advanced incident response, and risk management.


Beyond comprehensive content coverage, this guide ensures you are fully prepared to pass the exam through exam tips, review questions, and detailed mock exams, helping you build the confidence and situational readiness needed to succeed in the CAS-005 exam and real-world cybersecurity leadership.