Microservices Security

  1. Securing Service-to-Service Communication
    1. Transport Layer Security
      1. Enforcing TLS for All Traffic
        1. TLS Configuration Best Practices
          1. Certificate Authorities
            1. TLS Version Requirements
            2. Mutual TLS (mTLS) for Service Identity Verification
              1. Service Identity Management
                1. Certificate Rotation Strategies
                  1. mTLS Implementation Patterns
                  2. Certificate Management and Rotation
                    1. Automated Certificate Provisioning
                      1. Expiry Monitoring and Renewal
                        1. Certificate Revocation
                      2. API Gateways
                        1. Role in Security
                          1. Single Point of Entry
                            1. Centralized Policy Enforcement
                              1. Traffic Aggregation
                              2. Authentication and Authorization Offloading
                                1. Delegation to Gateway
                                  1. Token Validation
                                  2. Rate Limiting and Throttling
                                    1. Preventing Abuse and DoS
                                      1. Traffic Shaping
                                      2. Request/Response Transformation and Validation
                                        1. Input Validation
                                          1. Output Filtering
                                            1. Schema Validation
                                          2. API Gateway Security Best Practices
                                            1. Gateway Hardening
                                              1. Logging and Auditing at the Gateway
                                                1. High Availability Considerations
                                              2. Service Mesh
                                                1. Core Concepts
                                                  1. Control Plane
                                                    1. Configuration Management
                                                      1. Policy Distribution
                                                        1. Service Discovery
                                                        2. Data Plane (Sidecar Proxies)
                                                          1. Traffic Interception
                                                            1. Local Policy Enforcement
                                                              1. Load Balancing
                                                            2. Security Features
                                                              1. Automated mTLS
                                                                1. Transparent Encryption
                                                                  1. Key Management
                                                                    1. Certificate Lifecycle
                                                                    2. Fine-grained Traffic Policies
                                                                      1. Access Control Lists
                                                                        1. Traffic Shaping
                                                                          1. Circuit Breaking
                                                                          2. Egress and Ingress Control
                                                                            1. External Communication Restrictions
                                                                              1. Service Whitelisting/Blacklisting
                                                                                1. Traffic Routing Rules
                                                                                2. Centralized Authorization Policies
                                                                                  1. Policy Synchronization
                                                                                    1. Auditing Policy Decisions
                                                                                      1. Policy Versioning

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                                                                                2. Identity and Access Management (IAM)

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                                                                                4. Secrets Management