ttyrpld is a multi-OS kernel-level TTY keylogger and screenlogger with (a)synchronous replay support. It runs on Linux, Solaris, FreeBSD, NetBSD and OpenBSD.
Babel is a enterprise grade secure monitoring platfform to check OS security status: user/passwords, kernel options, file perms, patches, network setup, SUID, binary files changes and much more. All in a distributed and modular management architecture.