Firewall Tutorial
- http://www.ipcortex.co.uk/wp/fw.rhtm
- A fairly concise (< 4000 words) document for readers who want to know more about what firewalls do. Comprehensively covers main firewall concepts and technologies.
Firewalls and Internet Security: Repelling the Wily Hacker
- http://www.wilyhacker.com/
- Web site for the book Firewalls and Internet Security: Repelling the Wily Hacker Second Edition by William R. Cheswick, Steven M. Bellovin, and Aviel D. Rubin. Contains some sample sections and a link to the complete contents of the First Edition.
Home PC Firewall Guide
- http://www.firewallguide.com/
- Features information on security, personal firewall software and Internet security appliances for dial-up and broadband-connected (xDSL and cable modem) home and SOHO computers. Also offers reviews of anti-virus and anti-Trojan products and software.
Vicomsoft Firewall Q&A
- http://www.vicomsoft.com/knowledge/reference/firewalls1.html
- A whitepaper on relevant firewall questions and answers. The knowledge of this subject relates to firewalls in general use, and stems from NAT and proxy firewall technology experience. Welcomes feedback and comments from any readers on the usefulness or content.