Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Update, May 20, 2025: This story, originally published May 19, ...

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 ...

Guess how long it would take a computer to brute-force an 8-number password. The answer: instantly. That's according to Hive Systems' Password Table, which shows how shockingly quick passwords of ...

If you have an Apple or an Android phone—and you probably do—you have the option of locking your phone using a PIN code. With most of these phones, you can choose a four-digit PIN or a six-digit PIN.

Personal identification numbers (PINs) are vital for protecting our online banking accounts, devices, and sensitive information. And while it may seem like it is simple to make a four-digit PIN, you ...

Researchers find that a smart bad guy has a one-in-10 chance of guessing the PIN that guards your bank account. I’ve always thought that losing one’s ATM card was an inconvenience, but not a likely ...

Cloak and Dagger can operate without the knowledge of Android owners Cloak and Dagger can operate without the knowledge of Android owners Cloak and Dagger can operate without the knowledge of Android ...

Password health is important, but don’t overlook the humble PIN, too. Often just four digits, it stands between bad actors and major parts of your life: your bank account, your smartphone, your home ...

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 ...