A MediaTek chip flaw could put up to 875 million Android phones at risk, exposing how a locked device can still be vulnerable below the surface.

One in 4 Android phones potentially affected by a staggering security vulnerability that allowed hackers to access locked and protected handsets in less than 60 seconds.

Your Android smartphone is under attack. A troubling vulnerability in the operating system could let hackers bypass the secure lockscreen passcode – letting them steal your personal information, ...