There's no reason to believe a six-digit PIN is substantially more secure than a four-digit PIN, according to a research paper on mobile phone passcodes. The reason? When asked to choose longer PINs, ...

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 ...

There's nothing particularly difficult about cracking a smartphone's four-digit PIN code. All it takes is a pair of thumbs and enough persistence to try all 10,000 combinations. But hackers hoping to ...

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 ...

As tempting as it might be, avoid using 0000 as your four-digit PIN code. Same goes for 1010, 1111, 1122, and 1212, which comprises the top five worst PIN codes, according to a list compiled by ...

This pin might make you an easy target. Many people have difficulty selecting and remembering a passcode, especially when it involves four-digit pins. But if you plan to default to something as easy ...