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If you aren't already using a 6-digit PIN, now is the time to switch

Consider increasing your security by switching over to a 6-digit PIN on your phone or computer. Most platforms already default to 6-digit PINs, but if you're using a less secure 4-digit variant, I'd ...
Inverse

Your four-digit PIN is probably just as secure as a longer one

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, ...
HotHardware

Setting Up A PIN? Security Experts Warn To Avoid These 4-Digit Codes At All Costs

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 ...
EurekAlert!

How secure are four and six-digit mobile phone PINs?

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 ...
New York Post

These are the 10 most common 4-digit PIN numbers — are you at risk of a cyberattack?

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 ...