countersubversion

from WordNet (r) 3.0 (2006)

countersubversion
    n 1: the aspect of counterintelligence designed to detect and
         prevent subversive activities

from The Collaborative International Dictionary of English v.0.48

counter-subversion \counter-subversion\ n.
   the aspect of counterintelligence designed to detect and
   prevent subversive activities.

   Syn: countersubversion.
        [WordNet 1.5]