“Virtual Private Networks (VPNs) offer a flexible solution for linking branch offices together and creating virtual office environments. However, the VPN flexibility is challenged by the demands of ensuring clients’ protection and security. The main objectives of this session is to investigate the security strategies in designing a VPN-based network.

Please read through the attached Notes and learn about VPN protocols and Client/Server remote access.


Consider the VPN technologies studied in this session, including IPSec in the Tunnel mode, L2TP over IPsec, PPTP and SSL/TLS VPN.

Which one would you choose for your company?

Describe in your own words how it works.

Can you discuss its advantages and its weakness or drawbacks?

Do you know some products that are based on that technology?

Due July 12