Elasticsearch Search Engine

  1. Security and Access Control
    1. Security Architecture
      1. Security Realms
        1. Authentication Flow
          1. Authorization Process
            1. Audit Trail
            2. Authentication Methods
              1. Native Realm
                1. User Management
                  1. Password Policies
                  2. File Realm
                    1. LDAP Realm
                      1. Active Directory Realm
                        1. PKI Realm
                          1. SAML Realm
                            1. OpenID Connect Realm
                              1. Kerberos Realm
                              2. Authorization and Role Management
                                1. Role-Based Access Control
                                  1. Built-in Roles
                                    1. Custom Role Creation
                                      1. Privilege Types
                                        1. Cluster Privileges
                                          1. Index Privileges
                                            1. Application Privileges
                                            2. Document Level Security
                                              1. Field Level Security
                                                1. User Management
                                                  1. Role Mapping
                                                  2. Encryption
                                                    1. Transport Layer Security
                                                      1. TLS Configuration
                                                        1. Certificate Management
                                                          1. Certificate Authorities
                                                          2. Encryption at Rest
                                                            1. Index Encryption
                                                              1. Snapshot Encryption
                                                              2. HTTP SSL Configuration
                                                              3. API Key Management
                                                                1. API Key Creation
                                                                  1. API Key Permissions
                                                                    1. API Key Lifecycle
                                                                      1. API Key Security
                                                                      2. Audit Logging
                                                                        1. Audit Event Types
                                                                          1. Audit Configuration
                                                                            1. Audit Log Analysis
                                                                              1. Compliance Requirements
                                                                              2. Security Best Practices
                                                                                1. Network Security
                                                                                  1. Access Control Policies
                                                                                    1. Regular Security Updates
                                                                                      1. Security Monitoring

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                                                                                    10. Advanced Features and Integrations

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                                                                                    12. Troubleshooting and Maintenance