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.

Android offers a number of ways to lock down your device. There is the classic pattern lock, PINs, passwords, and the gimmicky face unlock. These options (mostly) get the job done, but a passcode that ...

What's safer? Using a numeric PIN code to unlock your Android smartphone or relying on a finger squiggle? Newly-released research suggests that, at least when someone close by could be looking over ...

Android secures your device by asking you for a PIN, pattern, or full password. What happens if you forget the security method you set up? If you're lucky, you can get back in easily—but that may not ...

A few days ago, my colleague Calvin shared an interesting fact about GrapheneOS: The custom ROM allows him to set a duress PIN that completely erases the phone when he enters it, including encryption ...

Android: Four-digit PIN codes for your Android lock screen may not be enough security, depending on your situation. TimePIN changes the PIN code dynamically to make it harder for someone to gain ...

If you use a four-digit PIN number, your personal code may not be as secure as you think. PIN codes are commonly used to unlock iPhone or Android devices, access online banking, get cash out of an ATM ...

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 ...

Back in 2018, Google introduced a way for people to use Android apps without needing to wait for a full install. First available on mobile, Google Play Instant is now coming to Android TV, while the ...