Enforcer is a Linux security module designed to help improve integrity of a computer running Linux. The Enforcer provides a subset of Tripwire-like functionality. It runs continuously and as each protected file is opened its SHA1 is calculated and compared to a previously stored value.

A player who fights frequently to protect other players on his team.

one whose job it is to execute unpleasant tasks for a superior

A player willing to fight to protect his teammates and open the ice for smaller skilled players.