A must read article related to evolution of firewalls.
Topics covered in the article:This paper looks at the evolution of firewall technology towards Deep Packet Inspection, and then discusses some of the security issues with this evolving technology.
- Shallow Packet Inspection
- Medium Depth Packet Inspection
- Deep Packet Inspection
- Example Exploits
For reading full article visit http://www.securityfocus.com/infocus/1817