Network Security and Defense

  1. Secure Network Design and Architecture
    1. Network Segmentation Strategies
      1. Segmentation Benefits
        1. Attack Surface Reduction
          1. Lateral Movement Prevention
            1. Compliance Requirements
              1. Performance Optimization
              2. Subnetting Implementation
                1. VLSM Techniques
                  1. Subnet Design Principles
                    1. Address Space Management
                    2. VLAN Configuration
                      1. VLAN Tagging Protocols
                        1. Inter-VLAN Routing
                          1. VLAN Security Considerations
                        2. Demilitarized Zone Design
                          1. DMZ Architecture Principles
                            1. Three-Legged Firewall Design
                              1. Dual-Firewall Configuration
                                1. Service Placement Strategy
                                2. DMZ Services
                                  1. Web Servers
                                    1. Email Servers
                                      1. DNS Servers
                                        1. FTP Servers
                                        2. DMZ Security Controls
                                          1. Access Control Implementation
                                            1. Monitoring and Logging
                                              1. Incident Response Procedures
                                            2. Virtual LAN Implementation
                                              1. VLAN Tagging Standards
                                                1. 802.1Q Protocol
                                                  1. ISL Protocol
                                                    1. Native VLAN Configuration
                                                    2. VLAN Security Features
                                                      1. Private VLANs
                                                        1. VLAN Access Control Lists
                                                          1. Dynamic VLAN Assignment
                                                          2. VLAN Management
                                                            1. VLAN Database Synchronization
                                                              1. Trunk Port Configuration
                                                                1. VLAN Troubleshooting
                                                              2. Network Address Translation
                                                                1. Static NAT Configuration
                                                                  1. One-to-One Mapping
                                                                    1. Port Forwarding
                                                                      1. DMZ Host Configuration
                                                                      2. Dynamic NAT Implementation
                                                                        1. Address Pool Management
                                                                          1. Port Address Translation
                                                                            1. NAT Overload
                                                                            2. NAT Security Implications
                                                                              1. Firewall Integration
                                                                                1. Logging and Auditing
                                                                                  1. NAT Traversal Issues
                                                                                2. Deception Technologies
                                                                                  1. Honeypot Types
                                                                                    1. Low-Interaction Honeypots
                                                                                      1. High-Interaction Honeypots
                                                                                        1. Production Honeypots
                                                                                          1. Research Honeypots
                                                                                          2. Honeynet Architecture
                                                                                            1. Distributed Honeypot Networks
                                                                                              1. Data Collection Systems
                                                                                                1. Analysis Frameworks
                                                                                                2. Threat Intelligence Applications
                                                                                                  1. Attack Pattern Analysis
                                                                                                    1. Malware Collection
                                                                                                      1. Attacker Behavior Study
                                                                                                    2. Network Topology Security
                                                                                                      1. Topology Types
                                                                                                        1. Star Topology Security
                                                                                                          1. Mesh Topology Resilience
                                                                                                            1. Hybrid Topology Design
                                                                                                            2. Redundancy Planning
                                                                                                              1. Path Redundancy
                                                                                                                1. Device Redundancy
                                                                                                                  1. Service Redundancy
                                                                                                                  2. Single Points of Failure
                                                                                                                    1. Identification Methods
                                                                                                                      1. Mitigation Strategies
                                                                                                                        1. Risk Assessment

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                                                                                                                    4. Network Perimeter Security

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                                                                                                                    6. Securing Network Communications