Credit: It's getting harder and harder for authorities to detect, and deter terror attacks and. In this edition of The Hunt, Dan Botsch, president of Trapwire, says terrorist are becoming more plentiful and sophisticated.

The Hunt: Today’s terrorists …”they do their homework”

Exclusive: Airplanes, shadows worry national counterterrorism chief

The Hunt: NSA official says leaks have hurt attempts to track terrorists and spies (Exclusive)

Exclusive: NSA deploys game-changer against U.S. enemies

DHS: Hackers increasingly targeting emergency systems

The Hunt: ISIL is in trouble