Vote for Tripwire for Servers

Tripwire for Servers determines how UNIX and Microsoft Windows file systems, and Windows registry keys have changed. It begins by creating a baseline database of files, directories, and the Registry. Tripwire can work with the following: Windows NT 4.0, 2000, 2003 & XP Pro; Red Hat 7.1, 7.2, 7.3, 8.0, 9.0, Red Hat Enterprise Linux 2.1, 3.0, Fedora Core 2, Debian 2.2, SuSE 7.2, 7.3, 8.0, 8.1, Mandrake 8.2, Slackware 8.0, Turbolinux Workstation 8.0, Server 8.0