ISA Server 2004 is an application-layer firewall, virtual private network, and Web cache server delivering Microsoft class security with simplified management. http://www.microsoft.com/isaserver/
AppShield web application firewall and secure application development solutions. Product information, existing customers, partnering, on-line demonstrations and contact details. http://www.sanctuminc.com/
Provides web services filtering and schema validation for XML documents as well as a wide range of options. Available as software, PCI card or appliance. http://www.forumsys.com/
Manufacturer of hardware web application and database appliances. Includes company and product information, white papers, online demo, and business information http://www.imperva.com/
Provides appliance based functionality specifically for Microsoft server products. Provides overview, benefits analysis, specifications and contact details. http://www.networkengines.com/
ASIC-based web application firewall products and services. Company and product information, application security threat information, press coverage and contacts. http://www.netcontinuum.com
InterDo hardware web application firewall solution. Also sells web application security scanning tool. Company and product information, press coverage, partnering program and contact form. http://www.kavado.com/
Hardware web application firewall solution. Company and product information, press coverage, partnering program and contact details. http://www.teros.com/
Snort-inline is a set of open source modifications to the Snort IDS tool that drop packets that do not confirm to predefined rules. File downloads and product information. http://snort-inline.sourceforge.net/