- SecurityX is CompTIA's expert-level cybersecurity credential, tested via exam code CAS-005.
- The exam has up to 90 questions, a 165-minute limit, and simple pass/fail scoring.
- Security Engineering is the largest domain at 31% of exam content.
- CompTIA recommends 10 years of IT experience, including 5 years in hands-on security roles.
What SecurityX Actually Is
SecurityX is the Computing Technology Industry Association's (CompTIA) expert-level cybersecurity certification, positioned above the Security+ and CySA+ credentials in the CompTIA cybersecurity career pathway. It's administered through Pearson VUE, either at a physical testing center or via online proctoring, and is measured under the exam code CAS-005. Unlike entry-level certifications that verify foundational knowledge, SecurityX is built to validate that a candidate can operate as a senior security architect or engineer - someone who designs, implements, and troubleshoots enterprise-wide security solutions rather than just following a checklist.
If you're comparing SecurityX to other advanced credentials or trying to understand how it fits into a broader career plan, the complete ROI analysis on whether SecurityX certification is worth it breaks down the value proposition in more depth. For a plain-language definition of the name itself, see SecurityX Meaning.
Exam Format: CAS-005 Mechanics
The CAS-005 exam is built around real-world decision-making rather than pure memorization. Candidates face a maximum of 90 questions, mixing traditional multiple-choice items with performance-based questions (PBQs) that simulate hands-on scenarios - think configuring a segmentation policy, analyzing a log excerpt, or selecting the correct architecture response to a described threat. You have 165 minutes to complete the exam, which works out to roughly 1.8 minutes per question if the exam runs at the maximum length, though PBQs typically consume more time than straight multiple-choice items.
Scoring is pass/fail - there's no scaled score reported back to you, so you won't know exactly how close you were to the cutoff or which domain dragged your score down. This makes domain-by-domain self-assessment during preparation far more important than it would be with a scaled-score exam, since you can't rely on post-exam score reports to catch weak spots.
Key Takeaway
Because CAS-005 gives no scaled score, treat every practice exam and domain quiz during preparation as your only real feedback loop on where you stand.
The current objectives are Version 3.0, organized around four themes: governance, architecture, engineering, and operations. If you want a deep, question-style breakdown of exactly what's testable under each objective, the complete guide to all four SecurityX exam domains covers this in granular detail, and a full walkthrough of question types and scenario difficulty is available in the SecurityX difficulty guide.
The Four SecurityX Domains
CAS-005 content is split into four weighted domains. Understanding the weighting matters because it should directly shape how you allocate study hours - spending equal time on all four domains would be a mistake given how unevenly the exam is weighted.
| Domain | Weight | Focus Area |
|---|---|---|
| Domain 1: Governance, Risk, and Compliance | 20% | Policy, risk management, regulatory alignment |
| Domain 2: Security Architecture | 27% | Designing resilient, scalable enterprise systems |
| Domain 3: Security Engineering | 31% | Implementing and hardening technical controls |
| Domain 4: Security Operations | 22% | Detection, response, and threat management |
Domain 1: Governance, Risk, and Compliance (20%)
This domain tests how well you translate business and regulatory requirements into enforceable security policy. Expect scenario questions where you must weigh risk tolerance against compliance obligations rather than simply define terms.
- Risk assessment frameworks and third-party risk management
- Legal, regulatory, and privacy considerations across industries
- Security program governance and organizational policy alignment
Domain 2: Security Architecture (27%)
The second-largest domain, focused on designing infrastructure, network, and application architectures that hold up under real-world attack pressure and scale with business growth.
- Zero trust and secure network architecture principles
- Cloud, hybrid, and on-premises infrastructure security design
- Data protection and secure software development lifecycle
Domain 3: Security Engineering (31%)
The largest single domain on the exam, and the one most likely to determine whether you pass or fail. It emphasizes hands-on implementation over theory.
- Configuring and troubleshooting enterprise security controls
- Cryptographic implementation and key management
- Identity, access management, and automation/orchestration tooling
Domain 4: Security Operations (22%)
Covers the day-to-day and incident-driven work of a security team - detection, analysis, and coordinated response across the enterprise.
- Threat hunting, monitoring, and log analysis
- Incident response processes and forensic considerations
- Vulnerability management and remediation prioritization
Each domain has its own dedicated study guide with objective-by-objective detail: Domain 1: Governance, Risk, and Compliance, Domain 2: Security Architecture, Domain 3: Security Engineering, and Domain 4: Security Operations.
Who Earns SecurityX and Why
SecurityX is typically pursued by professionals already working in senior technical security roles, not by people trying to break into cybersecurity for the first time. Because the exam weights architecture and engineering so heavily (58% combined between Domains 2 and 3), it's most relevant to people whose job actually involves designing and building security controls, not just monitoring them.
Roles commonly associated with this credential include security architects, senior security engineers, security analysts moving into architecture, and technical leads on governance or compliance-heavy teams. Government and defense contracting positions frequently list it as an approved credential for specific IT security roles. For a closer look at the kinds of job postings and titles that reference this certification, see the dedicated breakdown of SecurityX jobs, and for how earning potential tends to compare across these roles, review the SecurityX salary guide.
Experience Expectations
CompTIA does not enforce a hard prerequisite to sit for CAS-005, but it does publish a strong recommendation: at least 10 years of hands-on IT experience, with a minimum of 5 years of broad, hands-on IT security experience. This isn't a formality - the exam's scenario-based questions and performance-based simulations are difficult to reason through without having actually configured the systems being described.
If you're early in your security career and considering whether to attempt SecurityX now or build more hands-on time first, it's worth reading the honest difficulty assessment in how hard the SecurityX exam really is before committing to a study timeline.
Registration, Cost, and Renewal
Registration for CAS-005 goes through Pearson VUE, with the option to test in person at an authorized testing center or remotely through online proctoring. Because pricing, voucher options, and any regional variation can shift, a full current breakdown lives in the SecurityX certification cost guide, which is the better resource to check before budgeting for the exam.
Once earned, the certification is valid for three years. To keep it active, CompTIA requires completion of its Continuing Education (CE) program, which involves earning 75 CEUs within that three-year window through activities like additional training, higher-level certifications, or approved professional development. This renewal structure means SecurityX isn't a one-and-done credential - it's designed to reflect continued engagement with the field.
Key Takeaway
Start tracking CEU-eligible activities as soon as you pass - conferences, training courses, and other certifications you already plan to pursue can often count toward the 75 CEUs needed for renewal.
Planning Your Study Timeline
Generic study techniques only matter here if they map to the actual domain weighting. Since Security Engineering carries the most weight (31%) and Security Architecture is close behind (27%), your study calendar should give these two domains roughly twice the time allotted to Governance, Risk, and Compliance (20%).
Governance, Risk, and Compliance
- Build foundational vocabulary around risk frameworks and compliance regimes
- Practice scenario questions that require balancing risk vs. business need
Security Architecture
- Work through zero trust and cloud/hybrid architecture design scenarios
- Review secure SDLC and data protection design patterns
Security Engineering
- Spend the most hours here given its 31% weighting
- Practice hands-on labs involving cryptography, IAM, and automation tooling
Security Operations
- Drill incident response workflows and log/alert analysis
- Practice vulnerability management prioritization scenarios
Full-Domain Review
- Take full-length timed practice exams under 165-minute conditions
- Revisit weakest domain based on self-assessed practice results
For a more detailed, week-by-week framework built specifically around first-attempt success, the SecurityX study guide for passing on your first attempt expands on this structure with specific resource recommendations. You can also validate your readiness using realistic scenario-based practice questions on our practice test platform, which mirrors the mix of multiple-choice and performance-based question styles you'll see on the real CAS-005 exam.
For readers who found this page while searching for related terminology, you may also want the more concise explainers: what SecurityX stands for, what a SecurityX credential actually is, what SecurityX means in industry context, or the certification-specific overview at what SecurityX certification involves. A general overview of the credential itself is also available at SecurityX Certification, and if you're evaluating formal coursework, the SecurityX training options guide compares available prep paths.
Frequently Asked Questions
SecurityX is CompTIA's current name for its expert-level security certification tested under exam code CAS-005, occupying the same tier in CompTIA's certification pathway that CASP+ previously held.
The exam contains a maximum of 90 questions, combining traditional multiple-choice items with performance-based questions, within a 165-minute time limit.
There is no mandatory prerequisite certification, but CompTIA recommends at least 10 years of hands-on IT experience, including 5 years of broad IT security experience.
Security Engineering, at 31% of the exam, is the largest domain and deserves the most study hours, followed closely by Security Architecture at 27%.
SecurityX is valid for three years from the date you pass, after which it can be renewed through CompTIA's Continuing Education program by earning 75 CEUs.