CompTIA

CompTIA CySA+ (CS0-004)
exam objectives

Validates the skills needed to perform incident response and vulnerability management, detect and analyze indicators of malicious activity, and communicate findings across an organization.

Questions
85
Duration
165 min
Passing score
750
Domains
4

340 practice questions available for CS0-004 on CertPilot AI, mapped to the domains below.

CS0-004 exam domains and weightings

The CS0-004 exam is split into 4 domains. The percentage next to each is the share of the exam it accounts for — study time is best spent proportionally.

1.0Security Operations

34%

116 practice questions in this domain

  • 1.1Explain concepts related to system and network architecture in security operations
  • 1.2Given a scenario, analyze indicators of potential malicious activity
  • 1.3Given a scenario, use tools to determine malicious activity
  • 1.4Explain threat intelligence and threat-hunting concepts
  • 1.5Explain the importance of efficiency and process improvement in security operations
  • 1.6Summarize concepts related to the use of AI in security operations

2.0Vulnerability Management

26%

88 practice questions in this domain

  • 2.1Given a scenario, implement the appropriate vulnerability scanning method
  • 2.2Given a scenario, analyze output from vulnerability assessment tools
  • 2.3Given a scenario, analyze data to prioritize and mitigate vulnerabilities
  • 2.4Explain concepts related to control types, risks, and vulnerability management

3.0Incident Response and Management

24%

83 practice questions in this domain

  • 3.1Summarize concepts related to attack methodology frameworks
  • 3.2Summarize the incident response process
  • 3.3Given a scenario, implement incident response techniques

4.0Reporting and Communication

16%

53 practice questions in this domain

  • 4.1Explain the importance of vulnerability management reporting and communication
  • 4.2Explain the importance of security operations and incident response reporting and communication

How to prepare for CompTIA CySA+

Most candidates fail CS0-004 not because they didn't know the material, but because they couldn't tell which material they were weakest on. Reading the objectives end to end treats every domain as equally important — the exam doesn't. On CS0-004, Security Operations alone is 34% of your score.

CertPilot AI works the other way around. It tracks your accuracy per domain, weights each domain by its real exam share, and pulls most of each practice session from wherever you're currently weakest. The result is a single readiness score — at 90% you're in the range where candidates typically pass, so you book the exam on evidence instead of a hunch.

Every question comes with an AI explanation of why the right answer is right and why each distractor is wrong. The Exam Decoder goes further and breaks down how to read a question — the qualifiers, the scenario framing, and the trap options — which is the skill that separates a 740 from a 750.

CompTIA CySA+ (CS0-004) FAQ

How many questions are on the CompTIA CySA+ (CS0-004) exam?

The CS0-004 exam has up to 85 questions and you get 165 minutes to complete it.

What score do you need to pass CompTIA CySA+?

CompTIA CySA+ requires a scaled score of 750. Scaled scoring means the raw number of correct answers is adjusted for the difficulty of the specific question set you were served, so there is no fixed percentage that guarantees a pass.

What domains does the CS0-004 exam cover?

CompTIA CySA+ is divided into 4 domains: Security Operations (34%), Vulnerability Management (26%), Incident Response and Management (24%), Reporting and Communication (16%). The heaviest weighted domain is Security Operations at 34% of the exam.

How do I know when I'm ready to book the CS0-004 exam?

CertPilot AI calculates a readiness score by weighting your accuracy in each domain by that domain's share of the real exam, then scaling it by how many questions you've actually answered — so a domain you've barely touched can't inflate the number. At 90% you're in the range where candidates typically pass.

How much does the CS0-004 exam cost?

The CompTIA CySA+ exam voucher typically costs around $439 USD. Pricing varies by region and vendors periodically adjust it, so confirm on the official vendor site before booking.

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