Complete CySA+ CS0-003 study guide — threat detection, vulnerability management, incident response, and reporting.
This guide works best as a loop: read a chapter, test yourself with practice questions, look up unfamiliar terms in the glossary, then move to the next chapter.
100 chapters covering every exam objective. Each chapter includes key concepts, exam tips, common traps, comparison tables, and a 5-question quiz at the end.
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View exam guide40 chapters
Threat Intelligence and Threat Hunting
Objective 1.1 · Security Operations
SIEM Log Analysis
Objective 1.2 · Security Operations
Network Traffic Analysis
Objective 1.3 · Security Operations
Endpoint Detection and Response
Objective 1.4 · Security Operations
MITRE ATT&CK Framework for SOC Analysts
Objective 1.1
Cyber Kill Chain and Diamond Model
Objective 1.1
Threat Hunting Techniques and Hypothesis Development
Objective 1.1
OSINT Sources for Threat Intelligence
Objective 1.1
Malware Analysis: Static vs Dynamic
Objective 1.2
Critical Windows Event IDs for Security
Objective 1.2
SOAR Platforms and Automation
Objective 1.2
User and Entity Behaviour Analytics (UEBA)
Objective 1.2
IOCs vs IOAs and Threat Indicators
Objective 1.1
Splunk SPL Queries for Security Analysts
Objective 1.2
Elastic Stack (ELK) for Log Analysis
Objective 1.2
Microsoft Sentinel for CySA+
Objective 1.2
SIGMA and YARA Detection Rules
Objective 1.2
Snort and Suricata IDS/IPS Rules
Objective 1.3
Zeek for Network Traffic Analysis
Objective 1.3
DNS Analysis and Anomaly Detection
Objective 1.3
Packet Capture: Wireshark and tcpdump
Objective 1.3
NetFlow and Traffic Flow Analysis
Objective 1.3
Email Header Analysis for Phishing
Objective 1.2
Malware IOCs: Hashes, IPs, Domains, URLs
Objective 1.1
Malware Sandboxing and Detonation
Objective 1.2
Advanced Persistent Threat (APT) Groups
Objective 1.1
Dark Web Monitoring and Threat Feeds
Objective 1.1
Information Sharing (ISAC, ISAO, AIS)
Objective 1.1
AWS CloudTrail and Azure Audit Log Analysis
Objective 1.2
Container and Kubernetes Security Analysis
Objective 1.4
Identity-Based Attack Patterns: Pass-the-Hash, Kerberoasting
Objective 1.2
SOC Tier 1, Tier 2, and Tier 3 Analyst Roles
Objective 1.2
Network Baseline and Anomaly Detection
Objective 1.3
Honeypots and Deception Technologies
Objective 1.1
Geolocation Analysis in Threat Hunting
Objective 1.1
Phishing Email Analysis Techniques
Objective 1.2
Threat Emulation and Purple Team Exercises
Objective 1.1
Attack Simulation Tools: Atomic Red Team
Objective 1.1
EDR vs XDR vs MDR Platforms
Objective 1.4
Privileged Access Management and PAM Tools
Objective 1.4
24 chapters
Vulnerability Scanning Techniques
Objective 2.1 · Vulnerability Mgmt
Vulnerability Prioritization
Objective 2.2 · Vulnerability Mgmt
Patch and Remediation Workflows
Objective 2.3 · Vulnerability Mgmt
Cloud Vulnerability Management
Objective 2.4 · Vulnerability Mgmt
Nessus Vulnerability Scanner
Objective 2.1
Qualys and OpenVAS Scanners
Objective 2.1
CVE, CVSS, and EPSS Scoring
Objective 2.2
Remediation SLAs and Risk Acceptance
Objective 2.3
Cloud Security Posture Management (CSPM)
Objective 2.4
Penetration Testing vs Vulnerability Assessment
Objective 2.1
Vulnerability Management Workflow
Objective 2.2
Attack Surface Analysis and Reduction
Objective 2.1
OWASP Top 10 for Security Analysts
Objective 2.4
Web Application Vulnerability Scanning
Objective 2.1
Container Image Vulnerability Scanning
Objective 2.4
EPSS Probabilistic Scoring for Prioritisation
Objective 2.2
Compensating Controls for Unpatched Vulnerabilities
Objective 2.3
Zero-Day Vulnerability Response
Objective 2.3
Continuous Compliance Monitoring
Objective 2.4
DevSecOps and Shifting Security Left
Objective 2.4
Software Bill of Materials (SBOM)
Objective 2.4
API Security Testing and Analysis
Objective 2.4
Infrastructure-as-Code Security Scanning
Objective 2.4
SAST vs DAST Tools and Integration
Objective 2.4
22 chapters
Incident Categories and Severity
Objective 3.1 · Incident Response
Incident Response Process
Objective 3.2 · Incident Response
Digital Forensic Evidence Collection
Objective 3.3 · Incident Response
Containment and Eradication
Objective 3.4 · Incident Response
NIST Incident Response Framework
Objective 3.2
Memory Forensics and Volatile Data
Objective 3.3
Network Forensics: Packet Capture Analysis
Objective 3.3
Legal Considerations in Incident Response
Objective 3.4
Root Cause Analysis (RCA)
Objective 3.4
Lessons Learned and Post-Incident Activities
Objective 3.4
Ransomware Incident Response
Objective 3.2
Business Email Compromise (BEC) Response
Objective 3.2
DDoS Attack Incident Response
Objective 3.2
Insider Threat Investigation
Objective 3.3
Supply Chain Attack Response
Objective 3.2
Cloud Incident Response in AWS and Azure
Objective 3.2
Digital Forensics Tools: Autopsy, FTK, Volatility
Objective 3.3
Log Preservation and Chain of Custody
Objective 3.3
IOC Enrichment with VirusTotal and AbuseIPDB
Objective 3.4
Tabletop Exercises and IR Simulations
Objective 3.4
Mobile Device Forensics and MDM Evidence
Objective 3.3
Data Breach Incident Response
Objective 3.2
14 chapters
Security Metrics and KPIs
Objective 4.1 · Reporting Comms
Compliance Reporting
Objective 4.2 · Reporting Comms
Communication and Chain of Custody
Objective 4.3 · Reporting Comms
Risk Scoring and Heat Maps
Objective 4.1
Executive Security Reporting
Objective 4.2
Threat Intelligence Platforms (TIP) and STIX/TAXII
Objective 4.3
Cyber Insurance and IR Coordination
Objective 4.3
Stakeholder Reporting and Escalation
Objective 4.2
Security SLAs and SLOs
Objective 4.1
Regulatory Breach Notification Requirements
Objective 4.2
GDPR and HIPAA Incident Reporting
Objective 4.2
Security Posture Reporting and Dashboards
Objective 4.1
Risk Register and Vulnerability Register
Objective 4.1
Security Architecture Review for Analysts
Objective 4.1
Free CS0-003 practice questions with full explanations. Test what you learn chapter by chapter.
CS0-003 Practice Questions