Using SSL and VPN to establish a secure communication channel is covered in which of the following CBK domain?

A. Cryptography
B. Telecommunications and network security
C. Operations security
D. Security architecture and design

Answer: B
Explanation: The telecommunications and network security domain covers securing network topologies and network components; understanding secure network architecture, design, and protocols, such as VPNs and SSL; and understanding network attacks, such as denial-of-service and spoofing attacks.