CNN CNN Newsroom December 20, 2013 14:25:00
From either the cell phone carrier or from law enforcement officials, once you say my phone is stolen, they send out the signal to the smartphone, the signal tells the phone to shut down and your phone is inoperable. so now the downside to that is if that kill switch is accidentally flipped, that you have a phone that no longer works. one of the reasons that the cellular telephone industry, the ctia doesn't want to get behind a kill switch is what they're afraid of is hackers could gain access to these things and send that signal to your phone for no reason and then you have what's known as a ...
Source: archive.org