Course Overview:
The CompTIA Cybersecurity Analyst (CySA+) CS0-003 course is designed to equip students with the skills needed to proactively defend and continuously monitor modern IT environments. This certification focuses on behavioral analytics to identify and combat cybersecurity threats, going beyond simple threat detection to implement effective response strategies.
Why We Need It:
In today’s digital world, cyber threats are increasingly sophisticated. Organizations need professionals who can detect vulnerabilities, analyze security incidents, and respond effectively to mitigate risks. CySA+ fills this gap by training analysts to act as the bridge between security operations and threat intelligence.
How It Is Useful:
- Threat Detection: Learn to identify and assess potential cyber threats using advanced analytics tools.
- Incident Response: Understand how to respond to incidents, minimize damage, and prevent recurrence.
- Security Monitoring: Gain hands-on experience with continuous monitoring and reporting.
- Vulnerability Management: Learn to detect and remediate security weaknesses in systems and applications.
Benefits for Students and Professionals:
- Prepares for a globally recognized certification that validates practical cybersecurity skills.
- Enhances career prospects in roles like Cybersecurity Analyst, Threat Analyst, and Security Operations Center (SOC) Technician.
- Builds foundational knowledge for advanced cybersecurity certifications and roles.
Certification Expiry & Renewal:
The CySA+ certification is valid for 3 years. Renewal can be done through CompTIA’s Continuing Education (CE) program by earning CEUs or passing the latest version of the exam.
Course Summary:
This course combines theory, hands-on labs, and real-world scenarios to teach students how to secure networks, detect threats, and respond to incidents efficiently. It is ideal for IT professionals who want to advance their careers in cybersecurity and strengthen organizational defense strategies.
EXAM DOMAINS AND WEIGHTS
| Domain | % of Exam |
|---|---|
| 1.0 Security Operations | 33% |
| 2.0 Vulnerability Management | 30% |
| 3.0 Incident Response and Management | 20% |
| 4.0 Reporting and Communication | 17% |
| Total | 100% |
1.0 Security Operations (33%)
1.1 Explain the importance of system and network architecture concepts in
security operations.
- Log ingestion
- OS concepts
- Infrastructure
- Network architecture
- Identity and access management
− Multifactor authentication (MFA)
− Single sign-on (SSO)
− Federation
− Privileged access management (PAM)
− Passwordless
− Cloud access security broker (CASB) - Encryption
− Public key infrastructure (PKI)
− Secure sockets layer (SSL) inspection - Sensitive data protection
− Data loss prevention (DLP)
− Personally identifiable information (PII)
− Cardholder data (CHD)
1.2 Given a scenario, analyze indicators of potentially malicious activity.
- Network-related
− Bandwidth consumption
− Beaconing
− Irregular peer-to-peer communication
− Rogue devices on the network
− Scans/sweeps
− Unusual traffic spikes
− Activity on unexpected ports - Host-related
− Processor consumption
− Memory consumption
− Drive capacity consumption
− Unauthorized software
− Malicious processes
− Unauthorized changes
− Unauthorized privileges
− Data exfi− Abnormal OS process behaviorltration
− File system changes or anomalies
− Registry changes or anomalies
− Unauthorized scheduled tasks - Application-related
− Anomalous activity
− Introduction of new accounts
− Unexpected output
− Unexpected outbound communication
− Service interruption
− Application logs - Other
− Social engineering attacks
− Obfuscated links
1.3 Given a scenario, use appropriate tools or techniques to determine malicious activity.
- Tools
− Packet capture
◦ Wireshark
◦ tcpdump
− Log analysis/correlation
◦ Security information and
event management (SIEM)
◦ Security orchestration,
automation, and response
(SOAR)
− Endpoint security
◦ Endpoint detection and
response (EDR)
− Domain name service (DNS) and
Internet Protocol (IP) reputation
◦ WHOIS
◦ AbuseIPDB
− File analysis
◦ Strings
◦ VirusTotal
− Sandboxing
◦ Joe Sandbox
◦ Cuckoo Sandbox - Common techniques
− Pattern recognition
◦ Command and control
− Interpreting suspicious commands
− Email analysis
◦ Header
◦ Impersonation
◦ DomainKeys Identified
Mail (DKIM)
◦ Domain-based Message
Authentication, Reporting,
and Conformance (DMARC)
◦ Sender Policy Framework (SPF)
◦ Embedded links
− File analysis
◦ Hashing
− User behavior analysis
◦ Abnormal account activity
◦ Impossible travel - Programming languages/scripting
− JavaScript Object Notation (JSON)
− Extensible Markup Language (XML)
− Python
− PowerShell
− Shell script
− Regular expressions
1.4 Compare and contrast threat-intelligence and threat-hunting concepts.
- Threat actors
− Advanced persistent threat (APT)
− Hacktivists
− Organized crime
− Nation-state
− Script kiddie
− Insider threat
◦ Intentional
◦ Unintentional
− Supply chain - Tactics, techniques, and procedures (TTP)
- Confidence levels
− Timeliness
− Relevancy
− Accuracy - Collection methods and sources
− Open source
◦ Social media
◦ Blogs/forums
◦ Government bulletins
◦ Computer emergency
response team (CERT)
◦ Cybersecurity incident
response team (CSIRT)
◦ Deep/dark web
− Closed source
◦ Paid feeds
◦ Information sharing
organizations
◦ Internal sources - Threat intelligence sharing
− Incident response
− Vulnerability management
− Risk management
− Security engineering
− Detection and monitoring - Threat hunting
− Indicators of compromise (IoC)
◦ Collection
◦ Analysis
◦ Application
− Focus areas
◦ Configurations/
misconfigurations
◦ Isolated networks
◦ Business-critical assets
and processes
− Active defense
− Honeypot
1.5 Explain the importance of efficiency and process improvement in security operations.
- Standardize processes
− Identification of tasks
suitable for automation
◦ Repeatable/do not require
human interaction
− Team coordination to manage
and facilitate automation - Streamline operations
− Automation and orchestration
◦ Security orchestration,
automation, and response (SOAR)
− Orchestrating threat
intelligence data
◦ Data enrichment
◦ Threat feed combination
− Minimize human engagement - Technology and tool integration
− Application programming
interface (API)
− Webhooks
− Plugins - Single pane of glass
2.0 Vulnerability Management (30%)
2.1 Given a scenario, implement vulnerability scanning methods and concepts.
- Asset discovery
− Map scans
− Device fingerprinting - Special considerations
− Scheduling
− Operations
− Performance
− Sensitivity levels
− Segmentation
− Regulatory requirements - Internal vs. external scanning
- Agent vs. agentless
- Credentialed vs. non-credentialed
- Passive vs. active
- Static vs. dynamic
− Reverse engineering
− Fuzzing - Critical infrastructure
− Operational technology (OT)
− Industrial control systems (ICS)
− Supervisory control and data
acquisition (SCADA) - Security baseline scanning
- Industry frameworks
− Payment Card Industry Data
Security Standard (PCI DSS)
− Center for Internet Security
(CIS) benchmarks
− Open Web Application
Security Project (OWASP)
− International Organization for
Standardization (ISO) 27000 series
2.2 Given a scenario, analyze output from vulnerability assessment tools.
2.3 Given a scenario, analyze data to prioritize vulnerabilities.
- Common Vulnerability Scoring
System (CVSS) interpretation
− Attack vectors
− Attack complexity
− Privileges required
− User interaction
− Scope
− Impact
◦ Confidentiality
◦ Integrity
◦ Availability - Validation
− True/false positives
− True/false negatives - Context awareness
− Internal
− External
− Isolated - Exploitability/weaponization
- Asset value
- Zero-day
2.4 Given a scenario, recommend controls to mitigate attacks and software vulnerabilities.
- Cross-site scripting
− Reflected
− Persistent - Overflow vulnerabilities
− Buffer
− Integer
− Heap
− 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)
2.5 Explain concepts related to vulnerability response, handling, and management.
- Compensating control
- Control types
− Managerial
− Operational
− Technical
− Preventative
− Detective
− Responsive
− Corrective - Patching and configuration
management
− Testing
− Implementation
− Rollback
− Validation - Maintenance windows
- Exceptions
- Risk management principles
− Accept
− Transfer
− Avoid
− Mitigate - Policies, governance, and
service-level objectives (SLOs) - Prioritization and escalation
- Attack surface management
− Edge discovery
− Passive discovery
− Security controls testing
− Penetration testing and
adversary emulation
− Bug bounty
− Attack surface reduction - Secure coding best practices
− Input validation
− Output encoding
− Session management
− Authentication
− Data protection
− Parameterized queries - Secure software development
life cycle (SDLC) - Threat modeling
3.0 Incident Response and Management (20%)
3.1 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
3.2 Given a scenario, perform incident response activities.
- Detection and analysis
− IoC
− Evidence acquisitions
◦ Chain of custody
◦ Validating data integrity
◦ Preservation
◦ Legal hold
− Data and log analysis - Containment, eradication,
and recovery
− Scope
− Impact
− Isolation
− Remediation
− Re-imaging
− Compensating controls
3.3 Explain the preparation and post-incident activity phases of the incident management
life cycle
- Preparation
− Incident response plan
− Tools
− Playbooks
− Tabletop
− Training
− Business continuity (BC)/
disaster recovery (DR) - Post-incident activity
− Forensic analysis
− Root cause analysis
− Lessons learned
4.0 Reporting and Communication (17%)
4.1 Explain the importance of vulnerability management reporting and communication.
- Vulnerability management reporting
− Vulnerabilities
− Affected hosts
− Risk score
− Mitigation
− Recurrence
− Prioritization - Compliance reports
- Action plans
− Configuration management
− Patching
− Compensating controls
− Awareness, education, and training
− Changing business requirements - Inhibitors to remediation
− Memorandum of
understanding (MOU)
− Service-level agreement (SLA)
− Organizational governance
− Business process interruption
− Degrading functionality
− Legacy systems
− Proprietary systems - Metrics and key performance
indicators (KPIs)
− Trends
− Top 10
− Critical vulnerabilities and
zero-days
− SLOs - Stakeholder identification
and communication
4.2 Explain the importance of incident response reporting and communication.
- Stakeholder identification
and communication - Incident declaration and escalation
- Incident response reporting
− Executive summary
− Who, what, when, where,
and why
− Recommendations
− Timeline
− Impact
− Scope
− Evidence - Communications
− Legal
− Public relations
◦ Customer communication
◦ Media
− Regulatory reporting
− Law enforcement - Root cause analysis
- Lessons learned
- Metrics and KPIs
− Mean time to detect
− Mean time to respond
− Mean time to remediate
− Alert volume
