Web Application Penetration Testing

  1. Web Services and API Security Testing
    1. API Architecture Understanding
      1. REST API Fundamentals
        1. Resource Identification
          1. HTTP Method Usage
            1. Stateless Communication
              1. HATEOAS Principles
              2. SOAP Web Services
                1. WSDL Analysis
                  1. SOAP Message Structure
                    1. WS-Security Implementation
                    2. GraphQL APIs
                      1. Schema Definition
                        1. Query Structure
                          1. Mutation Operations
                            1. Subscription Mechanisms
                            2. gRPC Services
                              1. Protocol Buffer Analysis
                                1. Service Definition
                                  1. Streaming Operations
                                2. API Discovery and Enumeration
                                  1. Endpoint Discovery
                                    1. Documentation Analysis
                                      1. Directory Brute-Forcing
                                        1. Parameter Fuzzing
                                          1. Version Enumeration
                                          2. Schema Introspection
                                            1. GraphQL Introspection
                                              1. OpenAPI Specification
                                                1. WSDL Enumeration
                                                2. API Versioning Analysis
                                                  1. Version Identification
                                                    1. Backward Compatibility
                                                      1. Deprecated Endpoint Testing
                                                    2. Common API Vulnerabilities
                                                      1. Broken Object Level Authorization
                                                        1. IDOR in API Endpoints
                                                          1. Resource Access Control
                                                            1. User Context Validation
                                                            2. Broken User Authentication
                                                              1. API Key Management
                                                                1. Token-Based Authentication
                                                                  1. OAuth Implementation Flaws
                                                                  2. Excessive Data Exposure
                                                                    1. Response Filtering Issues
                                                                      1. Sensitive Data Leakage
                                                                        1. Information Disclosure
                                                                        2. Lack of Resources and Rate Limiting
                                                                          1. Request Rate Testing
                                                                            1. Resource Consumption
                                                                              1. Denial of Service
                                                                              2. Broken Function Level Authorization
                                                                                1. Administrative Function Access
                                                                                  1. Privilege Escalation
                                                                                    1. Method-Based Authorization
                                                                                    2. Mass Assignment
                                                                                      1. Parameter Pollution
                                                                                        1. Object Property Injection
                                                                                          1. Data Binding Vulnerabilities
                                                                                          2. Security Misconfiguration
                                                                                            1. CORS Policy Issues
                                                                                              1. HTTP Method Configuration
                                                                                                1. Error Handling
                                                                                                2. Injection Vulnerabilities
                                                                                                  1. SQL Injection in APIs
                                                                                                    1. NoSQL Injection
                                                                                                      1. Command Injection
                                                                                                      2. Improper Assets Management
                                                                                                        1. API Inventory Management
                                                                                                          1. Deprecated API Versions
                                                                                                            1. Documentation Accuracy
                                                                                                            2. Insufficient Logging and Monitoring
                                                                                                              1. Audit Trail Analysis
                                                                                                                1. Security Event Detection
                                                                                                                  1. Incident Response
                                                                                                                2. API Testing Methodologies
                                                                                                                  1. Authentication Testing
                                                                                                                    1. API Key Validation
                                                                                                                      1. JWT Token Analysis
                                                                                                                        1. OAuth Flow Testing
                                                                                                                          1. Session Management
                                                                                                                          2. Authorization Testing
                                                                                                                            1. Role-Based Access Control
                                                                                                                              1. Attribute-Based Access Control
                                                                                                                                1. Resource-Level Permissions
                                                                                                                                2. Input Validation Testing
                                                                                                                                  1. Parameter Fuzzing
                                                                                                                                    1. Data Type Validation
                                                                                                                                      1. Boundary Value Testing
                                                                                                                                        1. Malformed Request Handling
                                                                                                                                        2. Business Logic Testing
                                                                                                                                          1. Workflow Validation
                                                                                                                                            1. State Management
                                                                                                                                              1. Transaction Integrity
                                                                                                                                              2. Error Handling Analysis
                                                                                                                                                1. Error Message Information Disclosure
                                                                                                                                                  1. Exception Handling
                                                                                                                                                    1. Graceful Degradation
                                                                                                                                                  2. API Security Tools and Techniques
                                                                                                                                                    1. Automated API Testing
                                                                                                                                                      1. OWASP ZAP API Testing
                                                                                                                                                        1. Burp Suite API Testing
                                                                                                                                                          1. Postman Security Testing
                                                                                                                                                          2. API Fuzzing Tools
                                                                                                                                                            1. RESTler
                                                                                                                                                              1. API Fuzzer
                                                                                                                                                                1. Swagger Fuzzer
                                                                                                                                                                2. GraphQL Testing Tools
                                                                                                                                                                  1. GraphQL Voyager
                                                                                                                                                                    1. InQL Scanner
                                                                                                                                                                      1. GraphQL Cop
                                                                                                                                                                      2. Custom Script Development
                                                                                                                                                                        1. Python API Testing Scripts
                                                                                                                                                                          1. JavaScript API Testing
                                                                                                                                                                            1. Bash Script Automation

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                                                                                                                                                                        9. Application Logic Testing

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                                                                                                                                                                        11. Advanced Attack Techniques