CompTIA · 2026 Edition
A complete preparation guide written by CompTIA-certified engineers. Covers the exam format, all 4 blueprint domains, a week-by-week study plan, and proven tips for passing first time.
2–3 months
Prep time
Intermediate
Difficulty
85
Exam questions
750/1000
Pass mark
Exam code
CS0-003
Full name
CompTIA CySA+
Vendor
CompTIA
Duration
165 minutes
Questions
~85 items
Passing score
750 / 1000 (scaled)
Domains covered
4 blueprint domains
Recommended experience
Security+ or 3–4 years of cybersecurity experience recommended
Typical prep time
2–3 months
CySA+ is the leading analytics-focused cybersecurity certification — valued by SOC teams, threat hunters, and incident responders. It satisfies DoD 8570 IAT Level II requirements.
Job roles this opens
Official CompTIA blueprint weights — study time should roughly match these percentages.
Weeks 1–3
Security Operations & Threat Intelligence
Tip: Learn the threat intelligence lifecycle: collection, analysis, dissemination, and feedback.
Weeks 4–6
Vulnerability Management & Detection Engineering
Tip: Understand CVSS scoring, remediation prioritisation, and scan scheduling policies.
Weeks 7–9
Incident Response & Digital Forensics
Tip: Know the NIST IR lifecycle: Preparation → Detection → Containment → Eradication → Recovery → Lessons Learned.
Weeks 10–12
Reporting & Communication + Mock Exams
Tip: CS0-003 is scenario-heavy — practise matching symptoms to root causes.
SIEM correlation rules, alert tuning, and log analysis are the most tested skills on CySA+.
Know the difference between threat intelligence sources: ISACs, CTI feeds, OSINT, dark web.
The MITRE ATT&CK framework is referenced in multiple question scenarios — understand its structure.
False positive vs false negative tradeoffs in detection are a recurring exam theme.
CySA+ renews every three years — continuing education units (CEUs) can substitute for resitting.
Apply everything in this guide with adaptive practice questions, AI explanations, and domain analytics.
Deep-dive explanations of the key topics tested on CS0-003 — with exam key points and common misconceptions.