Database Security and Encryption

  1. Database Encryption Technologies
    1. Cryptographic Foundations
      1. Encryption Basics
        1. Plaintext and Ciphertext
          1. Encryption Keys
            1. Cipher Algorithms
            2. Symmetric Encryption
              1. Key Characteristics
                1. Algorithm Types
                  1. Advanced Encryption Standard
                    1. Data Encryption Standard
                      1. Triple DES
                        1. Blowfish
                          1. Twofish
                          2. Block Ciphers vs Stream Ciphers
                            1. Encryption Modes
                              1. Electronic Codebook Mode
                                1. Cipher Block Chaining Mode
                                  1. Counter Mode
                                    1. Galois Counter Mode
                                  2. Asymmetric Encryption
                                    1. Public Key Cryptography Principles
                                      1. Key Pair Generation
                                        1. Algorithm Types
                                          1. RSA
                                            1. Elliptic Curve Cryptography
                                              1. Diffie-Hellman
                                              2. Digital Signatures
                                                1. Key Exchange Protocols
                                                2. Cryptographic Hash Functions
                                                  1. Hash Properties
                                                    1. Deterministic Output
                                                      1. Fixed Output Size
                                                        1. Avalanche Effect
                                                          1. Collision Resistance
                                                          2. Hash Algorithms
                                                            1. SHA-256
                                                              1. SHA-3
                                                                1. MD5
                                                                  1. Blake2
                                                                  2. Message Authentication Codes
                                                                    1. Hash-Based Message Authentication Code
                                                                  3. Data-at-Rest Encryption
                                                                    1. Transparent Data Encryption
                                                                      1. TDE Architecture
                                                                        1. Database Encryption Key
                                                                          1. Master Key Management
                                                                            1. Tablespace Encryption
                                                                              1. Column Encryption
                                                                              2. Application-Level Encryption
                                                                                1. Field-Level Encryption
                                                                                  1. Application Key Management
                                                                                    1. Encryption Libraries
                                                                                      1. Performance Considerations
                                                                                      2. File System Encryption
                                                                                        1. Full Disk Encryption
                                                                                          1. File-Level Encryption
                                                                                            1. Database File Encryption
                                                                                            2. Backup Encryption
                                                                                              1. Encrypted Backup Creation
                                                                                                1. Backup Key Management
                                                                                                  1. Secure Backup Storage
                                                                                                    1. Backup Restoration Security
                                                                                                  2. Data-in-Transit Encryption
                                                                                                    1. Network Protocol Security
                                                                                                      1. Transport Layer Security
                                                                                                        1. TLS Handshake Process
                                                                                                          1. Certificate Validation
                                                                                                            1. Cipher Suite Selection
                                                                                                            2. Secure Sockets Layer
                                                                                                              1. IPSec
                                                                                                              2. Database Connection Security
                                                                                                                1. Client-Server Encryption
                                                                                                                  1. Connection String Security
                                                                                                                    1. Certificate Management
                                                                                                                    2. Replication Security
                                                                                                                      1. Encrypted Replication Channels
                                                                                                                        1. Replication Authentication
                                                                                                                          1. Cross-Site Replication Security
                                                                                                                        2. Key Management Systems
                                                                                                                          1. Key Lifecycle Management
                                                                                                                            1. Key Generation
                                                                                                                              1. Random Number Generation
                                                                                                                                1. Key Strength Requirements
                                                                                                                                  1. Key Derivation Functions
                                                                                                                                  2. Key Distribution
                                                                                                                                    1. Secure Key Exchange
                                                                                                                                      1. Key Escrow
                                                                                                                                        1. Key Recovery
                                                                                                                                        2. Key Storage
                                                                                                                                          1. Key Encryption Keys
                                                                                                                                            1. Key Wrapping
                                                                                                                                              1. Secure Key Repositories
                                                                                                                                              2. Key Rotation
                                                                                                                                                1. Rotation Policies
                                                                                                                                                  1. Automated Rotation
                                                                                                                                                    1. Key Versioning
                                                                                                                                                    2. Key Destruction
                                                                                                                                                      1. Secure Deletion
                                                                                                                                                        1. Key Archival
                                                                                                                                                          1. Compliance Requirements
                                                                                                                                                        2. Key Storage Solutions
                                                                                                                                                          1. Software-Based Key Vaults
                                                                                                                                                            1. Database Key Stores
                                                                                                                                                              1. Operating System Key Stores
                                                                                                                                                                1. Application Key Stores
                                                                                                                                                                2. Hardware Security Modules
                                                                                                                                                                  1. HSM Architecture
                                                                                                                                                                    1. FIPS 140-2 Compliance
                                                                                                                                                                      1. HSM Integration
                                                                                                                                                                        1. Performance Characteristics
                                                                                                                                                                        2. Cloud Key Management Services
                                                                                                                                                                          1. AWS Key Management Service
                                                                                                                                                                            1. Azure Key Vault
                                                                                                                                                                              1. Google Cloud KMS
                                                                                                                                                                                1. Multi-Cloud Key Management
                                                                                                                                                                              2. Key Management Best Practices
                                                                                                                                                                                1. Key Separation
                                                                                                                                                                                  1. Key Backup and Recovery
                                                                                                                                                                                    1. Key Access Controls
                                                                                                                                                                                      1. Key Audit Trails

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                                                                                                                                                                                  3. Authorization and Access Control

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                                                                                                                                                                                  5. Database Activity Monitoring and Auditing