Problem Set – VPNs
1.What is AES and why is AES a better encryption method to use compared to DES?
2.What is an advantage of Kerberos authentication with respect to password security? Explain.
3.List two reasons IPsec has become the standard set of protocols for VPN security.
- List four standard VPN protocols.
- Briefly describe the L2TP protocol.
- List two advantages and two disadvantages of VPNs.
- What four events occur when one IPsec-compliant computer connects to another?
- How is authentication implemented in a VPN?
- Define virtual private network.
- Describe a mesh VPN topology. What are advantages and disadvantages?