CISSP Cert Prep (2021): 4 Communication and Network Security

Prepare for the Communications and Network Security domain of the CISSP exam. Learn about best practices for TCP/IP networking, network security devices, network attacks, and more.

Introduction

• Communication and network security
• What you need to know
• Study resources

1. TCP/IP Networking

• Introducing TCP/IP
• IP addresses and DHCP
• Domain name system (DNS)
• Network ports
• ICMP
• Multilayer protocols

2. Secure Network Design

• Public and private addressing
• Subnetting
• Security zones
• VLANs and network segmentation
• Security device placement
• Software-defined networking (SDN)
• Transmission media

3. Network Security Devices

• Routers, switches, and bridges
• Firewalls
• Proxy servers
• Load balancers
• VPNs and VPN concentrators
• Network intrusion detection and prevention
• Protocol analyzers
• Unified threat management
• Content distribution networks

4. Network Security Techniques

• Restricting network access
• Network access control
• Firewall rule management
• Router configuration security
• Switch configuration security
• Maintaining network availability
• Network monitoring
• SNMP
• Isolating sensitive systems
• Deception technologies
• Network support

5. Specialized Networking

• Telephony
• Multimedia collaboration
• Storage networks

6. Transport Encryption

• TLS and SSL
• IPsec
• Remote network access
• Securing common protocols

7. Wireless Networking

• Understanding wireless networking
• Wireless encryption
• Wireless authentication
• Wireless signal propagation
• Wireless networking equipment

8. Mobile Device Security

• Mobile connection methods
• Mobile device security
• Mobile device management
• Mobile device tracking
• Mobile application security
• Mobile security enforcement
• Bring your own device (BYOD)
• Mobile deployment models

9. Host Security

• Operating system security
• Malware prevention
• Application management
• Host-based network security controls
• File integrity monitoring
• Data loss prevention

Conclusion

• Continuing your preparation