Pentagon struggles to make unhackable drone. (VIDEO)

In the past few years, the use of drones both domestically and internationally has increased in astonishing numbers. The unmanned craft are used to bomb targets in war and secure America's borders, but now they are getting much needed attention by the Pentagon.

According to the Pentagon's Premier Science and Technology Division, a "pervasive vulnerability" in the drones makes them susceptible to hacking and now the agency is looking for a way to prevent drones from getting into the wrong hands. Scott Horton, contributing editor for Harper's Magazine breaks down what it all means.