WhatsApp is rolling out a beta version for Android users which enables the new security feature of logging into the app from different devices with a 6-digit code. WhatsApp Beta for Android 2.23.1.11 ...

John is a writer at Pocket-lint. He is passionate about all things technology, and is always keeping up with the latest smartphone and PC releases. John has previously written at MobileSyrup. When ...

What's a verification code, and why are they so important? Six-digit verification codes are a form of two-factor authentication, a process that helps keep your important online accounts secure. For ...

In November, WhatsApp released companion mode for select beta testers to link their WhatsApp account to a mobile phone in addition to the primary device. Now, the Meta-owned platform is reportedly ...

When logging in to an app or service, you often have to authenticate by entering your email address or phone number and a one-time password sent via email or text message. Engineer Daniel Huang points ...

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 in ...

Nestled in the middle of iOS 9 announcements were two security-related bumps: Apple now suggests you sete a six-digit passcode instead of a four-digit one; and two-factor authentication becomes a ...

Your old 6-digit PIN code? Still useful, but prehistoric by comparison. DIGIPIN doesn’t sort mail by districts—it guides drones, ambulances, and deliveries right to your door, plot, or doorstep tile.