VoIP Security and Hacking

  1. VoIP Security Auditing and Penetration Testing
    1. Auditing Methodologies
      1. Reviewing Network Architecture
        1. Mapping VoIP Components
          1. Data Flow Analysis
            1. Trust Boundary Identification
            2. Analyzing Configurations of SBCs, PBXs, and Phones
              1. Configuration File Review
                1. Security Setting Validation
                  1. Compliance Checking
                  2. Validating Encryption and Authentication Policies
                    1. Checking for Unencrypted Traffic
                      1. Assessing Authentication Strength
                        1. Certificate Validation
                        2. Risk Assessment
                          1. Threat Modeling
                            1. Vulnerability Assessment
                              1. Risk Quantification
                            2. Penetration Testing Techniques
                              1. Planning and Scoping
                                1. Test Objectives
                                  1. Rules of Engagement
                                    1. Testing Boundaries
                                    2. Information Gathering
                                      1. Passive Reconnaissance
                                        1. Active Reconnaissance
                                          1. Social Engineering
                                          2. Vulnerability Identification
                                            1. Automated Scanning Tools
                                              1. Manual Testing Techniques
                                                1. Configuration Reviews
                                                2. Exploitation
                                                  1. Simulating Real-World Attacks
                                                    1. Red Team Exercises
                                                      1. Custom Attack Scripts
                                                      2. Post-Exploitation
                                                        1. Privilege Escalation
                                                          1. Lateral Movement
                                                            1. Data Exfiltration
                                                            2. Fuzzing VoIP Protocols
                                                              1. Protocol Fuzzing Tools
                                                                1. Custom Fuzzing Scripts
                                                                  1. Crash Analysis
                                                                2. Testing Tools and Frameworks
                                                                  1. Commercial Testing Tools
                                                                    1. Nessus for VoIP
                                                                      1. Rapid7 Metasploit
                                                                        1. Burp Suite Extensions
                                                                        2. Open Source Tools
                                                                          1. SIPp for Load Testing
                                                                            1. Scapy for Packet Crafting
                                                                              1. VoIPHopper
                                                                              2. Custom Testing Scripts
                                                                                1. Python-Based Tools
                                                                                  1. PowerShell Scripts
                                                                                    1. Bash Automation
                                                                                  2. Reporting and Remediation
                                                                                    1. Documenting Findings
                                                                                      1. Creating Audit Reports
                                                                                        1. Executive Summaries
                                                                                          1. Technical Details
                                                                                          2. Prioritizing Vulnerabilities
                                                                                            1. Risk Assessment
                                                                                              1. CVSS Scoring
                                                                                                1. Business Impact Analysis
                                                                                                2. Recommending Countermeasures
                                                                                                  1. Remediation Planning
                                                                                                    1. Implementation Timelines
                                                                                                      1. Cost-Benefit Analysis
                                                                                                      2. Follow-Up Testing
                                                                                                        1. Verification Testing
                                                                                                          1. Regression Testing
                                                                                                            1. Continuous Monitoring

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                                                                                                        9. VoIP Security Monitoring and Incident Response

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                                                                                                        11. Advanced Topics and Future Trends