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.

Researchers at security company ESET have found a type of malware that changes an Android device’s PIN, the first of its kind in an ever-evolving landscape of ransomware attacks. For most users, the ...

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 ...

Are you using a four-digit PIN code on your Android or iPhone?A newly published Samsung alert suggests you might want to change that.

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 ...

First visuals of a feature designed to save time ...

If you forget your Android phone password, don’t worry—you can still access your device. This guide explores whether a universal unlock pin or pattern exists for Android devices and offers ways to ...

Chethan is a reporter at Android Police, focusing on the weekend news coverage for the site. He has covered tech for over a decade with multiple publications, including the likes of Times Internet, ...

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 ...

Smartphones today compete over which can best secure your secrets. They encrypt your data, store the digital keys to unlock themselves on specialized hardware, and even offer fancy biometrics from ...

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 ...

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 ...