Many of us use the same 4-digit code for everything. Phones, credit cards, and even padlocks. A new report has shown that millions of people are using identical PIN codes, making phones and bank ...

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 ...

While it's a good start to avoid using the most common 4-digit PIN numbers, it's also important to note that, as we've made clear, 4-digit passwords of any kind are very, very weak.