Johns Hopkins researchers poke a hole in Apple's encryption

Apple's growing arsenal of encryption techniques - shielding data on devices as well as real-time video calls and instant messages - has spurred the U.S. government to sound the alarm that such tools are putting the communications of terrorists and criminals out of the reach of law enforcement.

But a group of Johns Hopkins University researchers has found a bug in the company's vaunted encryption, one that would enable a skilled attacker to decrypt photos and videos sent as secure instant messages...