With Snort2Pf, you can turn your local Snort
installation easily into an "intrusion detection
and prevention system", rather than simply using
it for post-mortem analysis. Such a system also
blocks the recognized violations.
ttyrpld is a multi-OS kernel-level tty key and screen logger. Recorded sessions can be followed live or replayed at a later time. Supported platforms are Linux, Solaris, FreeBSD, NetBSD, and OpenBSD.
A GNU/Linux rescue CD that comes with Rescapp, a nice wizard that will guide you through your rescue tasks.
A tool for documenting which MQ components are installed and active on a particular server.