There are many opportunities to use 'four-digit PIN numbers' in our daily lives, such as credit card PIN numbers, smartphone passcodes, and PC unlock codes. In all cases, we should use four-digit ...

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, ...

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 ...

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 ...

A German-American team of IT security researchers has investigated how users choose the PIN for their mobile phones and how they can be convinced to use a more secure number combination. They found ...

The safest 4-digit PIN is '8068' — or at least it was, until researchers at Data Genetics told everyone this week. The researchers there went through a set of 3.4 million four-digit personal ...

Find out if you're one of them. The last line of security for much of your digital life probably isn't as secure as you think. Whether it's to unlock your smartphone, access your online banking or get ...