Node.js Security

  1. Node.js-Specific Vulnerabilities and Mitigation
    1. Denial of Service Attacks
      1. Regular Expression DoS
        1. Catastrophic Backtracking
          1. Evil Regex Pattern Identification
            1. Safe Regex Libraries
              1. Input Length Limitations
              2. Event Loop Blocking
                1. CPU-Intensive Operations
                  1. Synchronous API Misuse
                    1. Worker Thread Implementation
                      1. Event Loop Monitoring
                      2. Memory Exhaustion
                        1. Buffer Overflow Attacks
                          1. Large Payload Handling
                            1. Memory Leak Exploitation
                            2. HTTP-Specific DoS
                              1. Slowloris Attacks
                                1. HTTP Flood Protection
                                  1. Request Size Limitations
                                    1. Connection Limiting
                                    2. Unhandled Exceptions
                                      1. Process Crash Prevention
                                        1. Error Handling Best Practices
                                          1. Process Manager Usage
                                        2. Prototype Pollution
                                          1. JavaScript Prototype Chain
                                            1. Prototype Inheritance
                                              1. proto Property Risks
                                                1. constructor Property Exploitation
                                                2. Vulnerable Patterns
                                                  1. Unsafe Object Merging
                                                    1. Recursive Property Assignment
                                                      1. JSON Parsing Vulnerabilities
                                                      2. Attack Scenarios
                                                        1. Property Injection
                                                          1. Function Overriding
                                                            1. Security Bypass
                                                            2. Prevention Techniques
                                                              1. Input Validation
                                                                1. Safe Utility Libraries
                                                                  1. Object.create Usage
                                                                    1. Property Descriptor Validation
                                                                  2. Memory Management
                                                                    1. Memory Leak Detection
                                                                      1. Heap Profiling
                                                                        1. Memory Usage Monitoring
                                                                          1. Garbage Collection Analysis
                                                                          2. Common Leak Sources
                                                                            1. Unreleased Resources
                                                                              1. Global Variable Accumulation
                                                                                1. Event Listener Leaks
                                                                                  1. Closure Memory Retention
                                                                                  2. Memory Profiling Tools
                                                                                    1. Node.js Inspector
                                                                                      1. Heap Snapshots
                                                                                        1. Performance Monitoring
                                                                                      2. Process Security
                                                                                        1. Child Process Security
                                                                                          1. Secure Process Spawning
                                                                                            1. Input Sanitization
                                                                                              1. Resource Limitations
                                                                                              2. Signal Handling
                                                                                                1. Graceful Shutdown
                                                                                                  1. Signal Injection Prevention
                                                                                                  2. Process Isolation
                                                                                                    1. User Privilege Separation
                                                                                                      1. Namespace Isolation
                                                                                                        1. Resource Quotas

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                                                                                                    3. Dependency and Package Management Security

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                                                                                                    5. Secure Coding and Configuration