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F5 Certified Technology Specialist, BIG-IP ASM (F5-CTS, BIG-IP ASM)

303

The F5 Certified Technology Specialist, BIG-IP ASM certification validates your expertise in deploying, configuring, and managing F5 BIG-IP Application Security Manager (ASM) to protect applications from web-based threats. It is designed for security professionals who secure application delivery with F5 technology. Earning it demonstrates your ability to implement and maintain robust web application security.

472 practice questions · Updated 2026-07-30

4Domains
25Objectives
126Concepts
472Questions

303 Curriculum

Every domain, objective, and concept the 303 exam measures.

  1. OWASP Top Ten Overview
  2. Attack Impact Analysis
  3. ASM Policy Mapping to OWASP
  4. ASM Mitigation Techniques
  1. SQL Injection Mitigation
  2. Cross-Site Scripting (XSS) Mitigation
  3. Cross-Site Request Forgery (CSRF) Mitigation
  4. Command Injection Mitigation
  5. Path Traversal Mitigation
  6. Remote File Inclusion (RFI) Mitigation
  7. Local File Inclusion (LFI) Mitigation
  8. HTTP Parameter Pollution (HPP) Mitigation
  9. Brute Force Attack Mitigation
  10. Session Hijacking Mitigation
  11. Buffer Overflow Mitigation
  12. XML and Web Service Attack Mitigation
  13. Directory Traversal Mitigation
  14. HTTP Response Splitting Mitigation
  15. File Upload Attack Mitigation
  1. Purpose of vulnerability assessment tools
  2. Mapping vulnerabilities to ASM mitigations
  3. Evaluating mitigation effectiveness
  1. Security policy and application development lifecycle
  2. Policy granularity and application-specific tuning
  3. Mitigation of SQL injection attacks
  4. Mitigation of cross-site scripting (XSS) attacks
  5. Mitigation of other web application attacks
  1. Identify non-canned deployment scenarios
  2. Select custom deployment method
  3. Analyze policy change security impact
  4. Assess vulnerability implications of policy changes
  1. Application Change Rate Assessment
  2. Security vs. Manageability Trade-off
  3. False Positive Trade-off
  4. Performance Impact of Policy Changes

  1. Policy Definition Criteria
  2. Wildcards in Policy Definition
  3. Violations and Policy Configuration
  4. Entities in Policy Definition
  5. Signature Selection
  6. User-Defined Signatures
  1. Policy Builder Lifecycle Overview
  2. Initial Policy Creation
  3. Traffic Learning and Enforcement Readiness
  4. Policy Tuning and Refinement
  5. Policy Deployment and Maintenance
  1. Reviewing ASM attack signatures
  2. Evaluating DataGuard findings
  3. Analyzing parameter data
  4. Reviewing entity data
  5. Correlating ASM gathered information
  1. URL policy refinement
  2. Parameter policy refinement
  3. File type policy refinement
  4. Header policy refinement
  5. Session and login policy refinement
  6. Content profile refinement
  7. CSRF protection refinement
  8. Anomaly protection refinement
  1. Third-party scan result formats
  2. Uploading scan results via GUI
  3. Scan result validation and error handling
  4. Mapping scan findings to ASM entities
  1. Identify violation types
  2. Map violations to policy objectives
  3. Evaluate violation enforcement
  4. Adjust violation enforcement
  1. Remote logger accessibility verification
  2. Logging level configuration

  1. BIG-IP ASM log types
  2. Log formats and fields
  3. Interpreting violation logs
  4. Determining policy state from logs
  1. Identify application infrastructure changes
  2. Assess impact of infrastructure changes on policy
  3. Adjust policy for infrastructure changes
  4. Detect application changes from data
  5. Evaluate learning suggestions for policy updates
  6. Incorporate application changes into policy
  7. Align policy with user requirements
  8. Prioritize policy adjustments based on data

  1. Attack Signature Lifecycle Stages
  2. Signature Creation and Update Process
  3. Signature Deployment and Activation
  4. Signature Tuning and False Positive Management
  5. Signature Retirement and Deprecation
  1. Apply signature updates
  2. Apply signature fixes
  3. Update security policies with signatures
  1. Identify ASM performance metrics
  2. Interpret CPU report metrics
  3. Interpret memory report metrics
  4. Analyze process request metrics
  5. Evaluate logging performance
  1. Key ASM performance metrics
  2. Interpreting ASM performance data
  3. ASM device limitations
  4. Impact of device limitations on performance
  5. Sources of resource consumption
  6. Analyzing resource consumption patterns
  1. Identify ASM activity metrics
  2. Gather ASM event logs
  3. Use ASM reporting tools
  4. Evaluate policy violations
  5. Assess learning and tuning
  6. Monitor system performance
  1. Growth trajectory analysis
  2. Ongoing operations planning
  3. ASM system resource monitoring
  4. Capacity evaluation
  1. PCI compliance report components
  2. Blocking features
  3. Transparent features
  4. Differentiating blocking vs transparent
  1. PCI compliance report analysis
  2. Trend recognition and stakeholder communication
  3. Risk management and availability-security balance
  1. Exporting ASM policies
  2. Importing ASM policies
  3. Merging ASM policies
  4. Differentiating between ASM policies
  5. Reverting ASM policies
  6. Reviewing the policy log
  1. ASM user roles overview
  2. Role permissions comparison
  3. Role assignment scenarios
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Percentages reflect share of the current practice bank, not official exam weightings — no structured per-skill weight is published for 303, so none is invented.