Security Operations - 33%
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Explain the importance of system and network architecture concepts in security operations. |
- Log ingestion
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Time synchronization
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Logging levels
- Operating system (OS) concepts
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Windows Registry
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System hardening
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File structure
- Configuration file locations
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System processes
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Hardware architecture
- Infrastructure concepts
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Serverless
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Virtualization
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Containerization
- Network architecture
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On-premises
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Cloud
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Hybrid
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Network segmentation
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Zero trust
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Secure access secure edge (SASE)
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Software-defined networking (SDN)
- Identity and access management
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Multifactor authentication (MFA)
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Single sign-on (SSO)
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Federation
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Privileged access management (PAM)
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Passwordless
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Cloud access security broker (CASB)
- Encryption
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Public key infrastructure (PKI)
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Secure sockets layer (SSL) inspection
- Sensitive data protection
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Data loss prevention (DLP)
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Personally identifiable information (PII)
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Cardholder data (CHD)
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Given a scenario, analyze indicators of potentially malicious activity. |
- Network-related
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Bandwidth consumption
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Beaconing
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Irregular peer-to-peer communication
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Rogue devices on the network
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Scans/sweeps
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Unusual traffic spikes
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Activity on unexpected ports
- Host-related
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Processor consumption
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Memory consumption
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Drive capacity consumption
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Unauthorized software
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Malicious processes
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Unauthorized changes
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Unauthorized privileges
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Data exfiltration
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Abnormal OS process behavior
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File system changes or anomalies
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Registry changes or anomalies
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Unauthorized scheduled tasks
- Application-related
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Anomalous activity
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Introduction of new accounts
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Unexpected output
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Unexpected outbound communication
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Service interruption
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Application logs
- Other
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Social engineering attacks
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Obfuscated links
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Given a scenario, use appropriate tools or techniques to determine malicious activity. |
- Tools
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Packet capture
- Wireshark
- tcpdump
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Log analysis/correlation
- Security information and event management (SIEM)
- Security orchestration, automation, and response (SOAR)
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Endpoint security
- Endpoint detection and response (EDR)
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Domain name service (DNS) and Internet Protocol (IP) reputation
- WHOIS
- AbuseIPDB
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File analysis
- Strings
- VirusTotal
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Sandboxing
- Joe Sandbox
- Cuckoo Sandbox
- Common techniques
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Pattern recognition
- Command and control
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Interpreting suspicious commands
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Email analysis
- Header
- Impersonation
- DomainKeys Identified Mail (DKIM)
- Domain-based Message Authentication, Reporting, and Conformance (DMARC)
- Sender Policy Framework (SPF)
- Embedded links
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File analysis
- Hashing
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User behavior analysis
- Abnormal account activity
- Impossible travel
- Programming languages/scripting
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JavaScript Object Notation (JSON)
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Extensible Markup Language (XML)
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Python
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PowerShell
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Shell script
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Regular expressions
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Compare and contrast threat-intelligence and threat-hunting concepts. |
- Threat actors
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Advanced persistent threat (APT)
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Hacktivists
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Organized crime
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Nation-state
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Script kiddie
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Insider threat
- Intentional
- Unintentional
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Supply chain
- Tactics, techniques, and procedures (TTP)
- Confidence levels
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Timeliness
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Relevancy
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Accuracy
- Collection methods and sources
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Open source
- Social media
- Blogs/forums
- Government bulletins
- Computer emergency response team (CERT)
- Cybersecurity incident response team (CSIRT)
- Deep/dark web
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Closed source
- Paid feeds
- Information sharing organizations
- Internal sources
- Threat intelligence sharing
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Incident response
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Vulnerability management
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Risk management
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Security engineering
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Detection and monitoring
- Threat hunting
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Indicators of compromise (IoC)
- Collection
- Analysis
- Application
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Focus areas
- Configurations/misconfigurations
- Isolated networks
- Business-critical assets and processes
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Active defense
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Honeypot
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Explain the importance of efficiency and process improvement in security operations. |
- Standardize processes
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Identification of tasks suitable for automation
- Repeatable/do not require human interaction
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Team coordination to manage and facilitate automation
- Streamline operations
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Automation and orchestration
- Security orchestration, automation, and response (SOAR)
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Orchestrating threat intelligence data
- Data enrichment
- Threat feed combination
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Minimize human engagement
- Technology and tool integration
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Application programming interface (API)
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Webhooks
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Plugins
- Single pane of glass |
Vulnerability Management - 30%
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Given a scenario, implement vulnerability scanning methods and concepts. |
- Asset discovery
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Map scans
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Device fingerprinting
- Special considerations
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Scheduling
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Operations
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Performance
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Sensitivity levels
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Segmentation
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Regulatory requirements
- Internal vs. external scanning
- Agent vs. agentless
- Credentialed vs. non-credentialed
- Passive vs. active
- Static vs. dynamic
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Reverse engineering
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Fuzzing
- Critical infrastructure
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Operational technology (OT)
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Industrial control systems (ICS)
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Supervisory control and data acquisition (SCADA)
- Security baseline scanning
- Industry frameworks
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Payment Card Industry Data Security Standard (PCI DSS)
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Center for Internet Security (CIS) benchmarks
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Open Web Application Security Project (OWASP)
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International Organization for Standardization (ISO) 27000 series
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Given a scenario, analyze output from vulnerability assessment tools. |
- Tools
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Network scanning and mapping
- Angry IP Scanner
- Maltego
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Web application scanners
- Burp Suite
- Zed Attack Proxy (ZAP)
- Arachni
- Nikto
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Vulnerability scanners
- Nessus
- OpenVAS
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Debuggers
- Immunity debugger
- GNU debugger (GDB)
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Multipurpose
- Nmap
- Metasploit framework (MSF)
- Recon-ng
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Cloud infrastructure assessment tools
- Scout Suite
- Prowler
- Pacu
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Given a scenario, analyze data to prioritize vulnerabilities. |
- Common Vulnerability Scoring System (CVSS) interpretation
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Attack vectors
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Attack complexity
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Privileges required
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User interaction
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Scope
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Impact
- Confidentiality
- Integrity
- Availability
- Validation
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True/false positives
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True/false negatives
- Context awareness
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Internal
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External
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Isolated
- Exploitability/weaponization
- Asset value
- Zero-day |
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Given a scenario, recommend controls to mitigate attacks and software vulnerabilities. |
- Cross-site scripting
- Overflow vulnerabilities
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Buffer
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Integer
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Heap
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Stack
- Data poisoning
- Broken access control
- Cryptographic failures
- Injection flaws
- Cross-site request forgery
- Directory traversal
- Insecure design
- Security misconfiguration
- End-of-life or outdated components
- Identification and authentication failures
- Server-side request forgery
- Remote code execution
- Privilege escalation
- Local file inclusion (LFI)/remote file inclusion (RFI) |
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Explain concepts related to vulnerability response, handling, and management. |
- Compensating control
- Control types
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Managerial
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Operational
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Technical
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Preventative
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Detective
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Responsive
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Corrective
- Patching and configuration management
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Testing
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Implementation
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Rollback
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Validation
- Maintenance windows
- Exceptions
- Risk management principles
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Accept
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Transfer
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Avoid
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Mitigate
- Policies, governance, and service-level objectives (SLOs)
- Prioritization and escalation
- Attack surface management
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Edge discovery
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Passive discovery
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Security controls testing
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Penetration testing and adversary emulation
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Bug bounty
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Attack surface reduction
- Secure coding best practices
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Input validation
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Output encoding
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Session management
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Authentication
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Data protection
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Parameterized queries
- Secure software development life cycle (SDLC)
- Threat modeling |
Incident Response and Management - 20%
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Explain concepts related to attack methodology frameworks. |
- Cyber kill chains
- Diamond Model of Intrusion Analysis
- MITRE ATT&CK
- Open Source Security Testing Methodology Manual (OSS TMM)
- OWASP Testing Guide |
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Given a scenario, perform incident response activities. |
- Detection and analysis
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IoC
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Evidence acquisitions
- Chain of custody
- Validating data integrity
- Preservation
- Legal hold
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Data and log analysis
- Containment, eradication, and recovery
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Scope
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Impact
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Isolation
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Remediation
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Re-imaging
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Compensating controls
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Explain the preparation and post-incident activity phases of the incident management life cycle. |
- Preparation
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Incident response plan
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Tools
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Playbooks
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Tabletop
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Training
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Business continuity (BC)/disaster recovery (DR)
- Post-incident activity
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Forensic analysis
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Root cause analysis
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Lessons learned
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Reporting and Communication - 17%
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Explain the importance of vulnerability management reporting and communication. |
- Vulnerability management reporting
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Vulnerabilities
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Affected hosts
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Risk score
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Mitigation
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Recurrence
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Prioritization
- Compliance reports
- Action plans
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Configuration management
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Patching
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Compensating controls
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Awareness, education, and training
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Changing business requirements
- Inhibitors to remediation
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Memorandum of understanding (MOU)
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Service-level agreement (SLA)
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Organizational governance
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Business process interruption
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Degrading functionality
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Legacy systems
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Proprietary systems
- Metrics and key performance indicators (KPIs)
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Trends
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Top 10
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Critical vulnerabilities and zero-days
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SLOs
- Stakeholder identification and communication |
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Explain the importance of incident response reporting and communication. |
- Stakeholder identification and communication
- Incident declaration and escalation
- Incident response reporting
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Executive summary
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Who, what, when, where, and why
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Recommendations
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Timeline
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Impact
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Scope
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Evidence
- Communications
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Legal
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Public relations
- Customer communication
- Media
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Regulatory reporting
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Law enforcement
- Root cause analysis
- Lessons learned
- Metrics and KPIs
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Mean time to detect
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Mean time to respond
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Mean time to remediate
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Alert volume
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Use this quick start guide to collect all the information about CompTIA CySA+ (CS0-003) Certification exam. This study guide provides a list of objectives and resources that will help you prepare for items on the CS0-003 CompTIA Cybersecurity Analyst exam. The Sample Questions will help you identify the type and difficulty level of the questions and the Practice Exams will make you familiar with the format and environment of an exam. You should refer this guide carefully before attempting your actual CompTIA CySA Plus certification exam.