Google fixes an Android Lollipop lockscreen bypass bug – how bad was it?

The exploit worked by entering an extremely long string of characters into the password field while the camera is open, causing the device to crash and return to the homescreen.

Self-driving cars can be stopped with a laser pointer

Security researcher Jonathan Petit was able to launch a denial-of-service attack against a self-driving car by overwhelming the car’s sensors with images of fake vehicles and other objects.