Google’s new Sensitive App Protection feature for Android Automotive lets you PIN-lock specific apps to hide them from passengers.

WhatsApp Chat Lock adds extra privacy by securing individual chats with fingerprint, Face ID, or PIN on Android and iPhone.

As part of its updated parental controls, Netflix now includes an option that lets account holders PIN protect individual profiles to help prevent kids from using them. Even if you're not a parent or ...

A tweet from billionaire Elon Musk – “Use Signal,” was all it took to make the whole world take a decision. Elon’s tweet came after WhatsApp had publicized the changes to its privacy policy after the ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Keeping your iPhone or Android device secure is a no-brainer.

Update, May 26, 2025: This story, originally published May 24, has been updated with a brief history of PIN codes, information regarding the most secure codes you can use and why 8068 really isn’t the ...