Command Logging

Hi all, I'm looking for something like a bash-replacement wich logs all commands with parameters etc a user issues. The bash-history isn't useful, because it can be changed/deleted by the user himself. Can anybody tip me into the right direction ? Thanks !! Mit freundlichen Grüssen Florian Meyer-Kassel --- Combax Aktiengesellschaft Florian Meyer-Kassel Server Administration Max-Eyth-Strasse 35 D-71088 Holzgerlingen T: +49.7031.741015-0 F: +49.7031.741015-99 E: f.meyer-kassel@combax.de --- This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the system manager.