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.

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 ...

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 ...

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 ...

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.

The Chameleon Android banking trojan has re-emerged with a new version that uses a tricky technique to take over devices — disable fingerprint and face unlock to steal device PINs. It does this by ...

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 ...

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 ...

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

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 ...

Imagine unlocking your Android phone without tapping in a PIN or scanning your fingerprint—just because your smartwatch is nearby. A new feature spotted in development could make that a reality, ...