Stealthy Linux Key Logger

I am looking for a stealthy linux keystroke logger (either in form of a standalone program or linux kernel module) that doesnt require kernel modifications.
I've used LKL (Linux Key Logger), but it doesn't seem to work with US and other keymaps...

Nawapong Nakjang
IT Security Specialist
Security Team, Network Operation Center
KSC Commercial Internet Co, Ltd.
E-Mail: tony@ksc.net Received on Thu Jul 10 22:41:58 2003