Cryptography, Firewalls, and Computer Security Links compiled by Mark Henderson. Includes links to a large amount of information such as security advisories, underground hackers, firewalls, CGI holes, spook info, and much much more. Internet Firewalls FAQ , maintained by Marcus Ranum and Matt Curtin, gives a general overview of firewalls and details how to set up and implement various kinds of generic firewalls as well as giving references to other firewall resources. The Firewall Product Overview lists commercial and public domain firewall vendors, what platforms the firewalls run on, and contact information as well as reseller addresses and other firewall related services and products.
Gauntlet firewall includes a VPN, firewall, and single view rule functionality.
Scripts are provided to install and patch system files, as required. Also refer to the small FAQ for common questions. IPfirewall , available as part of the Juniper Firewall Toolkit , is an IP packet filtering tool. Juniper is a proxy-based firewall designed to work on a dual homed bastion host that does not forward packets between interfaces. Should work on most systems that use Berkeley-style networking in the kernel, but requires kernel modifications.