Really? So what do you call Cheetah, Hivewatchers, Buildwhale and a whole host of others who maintain lists which decide who is good or who is bad on the Blockchain? Vigilantes would probably be more descriptive although I suspect that's a pretty inflammatory name to use? "Policing" is not confined to some dude with a hat, a badge and a truncheon.

2. Policing: The actions of a person or group in authority in order to ensure fairness and legality in an area of public life the policing of new housing developments a more rigorous policing of new developments independent policing of clinical procedures