Years after the horrendous events of Sept 11, we have received numerous and harsh reminders that malicious terrorists are still enormously active in trying to disrupt democracies worldwide. Recently, for example, over 50 innocent London commuters were slaughtered by a series of four cowardly suicide attacks.

Those of us in the security and law enforcement fields have a crucial duty to try to prevent, or at least mitigate, any potential acts of terrorism.