dotDefender secures websites from a broad range of HTTP-based attacks, including Session attacks such as Denial of Service, Web application attacks such as SQL injection, Cross-site scripting, and other known attack signatures, as well as requests originating from known attack sources like spammer bots and compromised servers.
dotDefender quickly installs on the Web server along with a predefined, configurable rule-base - enabling it to secure the Web environment from the moment of deployment, with virtually no administrator intervention. dotDefender 3.01 supports: Apache, IIS, and ISA Web servers. Supported operating systems include RPM-based Linux (e.g. RedHat or SUSE), Fedora, JBoss, Debian, FreeBSD, Solaris 8/9/10 and Microsoft Windows. 30-day evaluation period version is available for download.