Week 12: Virtual Private Networks (VPNs)

Lecture notes:
VPNs - lecture slides (6 per page)
Supplemental notes:
An Illustrated Guide to IPsec, Steve Friedl's Unixwiz.net Tech Tips, Steve Friedl, unixwiz.net
IPsec: AH and ESP, Markus Hidell
Buzzwords:
VPN, tunnel, tunnel mode, transport mode, packet encapsulation, IPsec, authentication header, Authentication Header (AH), Encapsulating Security Payload (ESP)