WhatsApp is launching a new beta version for Android users to use the new security feature; a 6-digit code to log into WhatsApp on different devices.

6-digit PINs are far more secure than their 4-digit counterparts - here's how and why to make the switch on both mobile and on PC.

New estimates from a security researcher suggest GrayKey, a digital forensics tool in active use by U.S. law enforcement agencies, is capable of cracking Apple's standard six-digit iPhone passcode ...

Resetting a Kwikset lock involves removing the battery pack and holding down a button, while changing the code can be done ...