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COMPTIA

CompTIA CySA+

CS0-003

The CompTIA CySA+ certification validates your ability to detect, analyze, and respond to cybersecurity threats. It is designed for professionals in security operations and vulnerability management roles, emphasizing incident detection and response. Earning this certification demonstrates your skills in managing vulnerabilities and communicating critical risks effectively.

Practice Free Questions

414 practice questions · Updated 2023-10-01

4Domains
15Objectives
99Concepts
414Questions

CS0-003 Curriculum

Every domain, objective, and concept the CS0-003 exam measures.

System and network architecture

7 concepts · 33 questions
  1. Log Ingestion
  2. OS Concepts
  3. Infrastructure
  4. Network Architecture
  5. Identity and Access Management (IAM)
  6. Encryption
  7. Sensitive Data Protection

Malicious activity indicators

4 concepts · 20 questions
  1. Network Anomalies
  2. Host Issues
  3. Application Irregularities
  4. Social Engineering Threats

Tools and techniques

7 concepts · 28 questions
  1. Wireshark Usage
  2. SIEM Utilization
  3. VirusTotal Analysis
  4. Pattern Recognition Techniques
  5. Email Analysis
  6. Python Scripting for Security
  7. PowerShell for Security Operations

Threat intelligence and hunting

6 concepts · 29 questions
  1. Threat Actor Types
  2. Tactics, Techniques, and Procedures (TTP)
  3. Confidence Levels in Threat Intelligence
  4. Threat Intelligence Collection Methods
  5. Intelligence Sharing
  6. Threat Hunting Techniques

Process improvement

4 concepts · 21 questions
  1. Process Standardization
  2. Operations Streamlining
  3. Tool Integration
  4. Single Pane of Glass

Vulnerability scanning

12 concepts · 30 questions
  1. Asset Discovery
  2. Internal Scanning
  3. External Scanning
  4. Agent-Based Scanning
  5. Agentless Scanning
  6. Credentialed Scanning
  7. Non-Credentialed Scanning
  8. Passive Scanning
  9. Active Scanning
  10. Static Scanning
  11. Dynamic Scanning
  12. Critical Infrastructure Scanning

Assessment tool output

6 concepts · 28 questions
  1. Network Scanning Analysis
  2. Web Application Scanner Analysis
  3. Vulnerability Scanner Output
  4. Debugger Output Analysis
  5. Multipurpose Tool Analysis
  6. Cloud Infrastructure Assessment

Vulnerability prioritization

5 concepts · 24 questions
  1. CVSS Interpretation
  2. Findings Validation
  3. Exploitability Assessment
  4. Asset Value Consideration
  5. Zero-Day Vulnerability Analysis

Mitigation controls

7 concepts · 31 questions
  1. Cross-Site Scripting (XSS) Mitigation
  2. Content Security Policy (CSP) Implementation
  3. Buffer Overflow Prevention
  4. Data Execution Prevention (DEP)
  5. Address Space Layout Randomization (ASLR)
  6. Data Poisoning Mitigation
  7. Input Sanitization

Vulnerability response

9 concepts · 32 questions
  1. Compensating Controls
  2. Patching
  3. Configuration Management
  4. Maintenance Windows
  5. Exceptions
  6. Governance
  7. Service-Level Objectives (SLOs)
  8. Secure Software Development Life Cycle (SDLC)
  9. Threat Modeling

Attack methodology frameworks

5 concepts · 21 questions
  1. Cyber Kill Chain
  2. Diamond Model of Intrusion Analysis
  3. MITRE ATT&CK Framework
  4. OSSTMM Overview
  5. OWASP Testing Guide

Incident response activities

5 concepts · 22 questions
  1. Detection Techniques
  2. Incident Analysis
  3. Containment Strategies
  4. Eradication Procedures
  5. Recovery Processes

Incident management life cycle

9 concepts · 35 questions
  1. Incident Response Plan
  2. Incident Response Tools
  3. Incident Response Playbooks
  4. Tabletop Exercises
  5. Incident Response Training
  6. Business Continuity
  7. Disaster Recovery
  8. Forensic Analysis
  9. Root Cause Analysis

Vulnerability management reporting

6 concepts · 28 questions
  1. Compliance Reports
  2. Action Plans
  3. Inhibitors to Remediation
  4. Metrics in Vulnerability Management
  5. Key Performance Indicators (KPIs)
  6. Stakeholder Communication

Incident response reporting

7 concepts · 32 questions
  1. Incident Declaration
  2. Incident Escalation
  3. Incident Reporting
  4. Incident Communication
  5. Root Cause Analysis
  6. Lessons Learned
  7. Incident Metrics and KPIs
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Practice Free Questions

Percentages reflect share of the current practice bank, not official exam weightings — no structured per-skill weight is published for CS0-003, so none is invented.