There are 10,000 possible four-digit PINs (personal identification numbers) available, and yet thousands of people are still using the same, simple combinations – with 1234 the most popular.

Letters have been the most ancient mode of communication for major parts of India, Egypt, Sumer, Rome, Greece and China. But have you ever thought how these confession papers reach the right location ...

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 ...

A weak or predictable PIN can serve as an open door for cybercriminals, which is why you need to have a strong and individual code. Privacy specialist Trevor Cooke, from EarthWeb, has investigated PIN ...

With thousands of people falling prey to scams and cyber attacks every year, you may think that people would be a little more careful about their passwords and PIN numbers. However, an analysis of ...

Researchers found that some smartphone PIN codes are much more secure than others. Your smartphone holds a huge amount of data about you, so it goes without saying that you need to keep it secure.

India Post introduced a six-digit Postal Index Number (PIN) code on August 15, 1972, the day the silver jubilee of India’s independence was observed. The idea was to give a unique identity to all ...

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.

Secure instant messaging app Signal launched this week a new feature called "Signal PINs" which the company says will help users migrate account data between devices. Signal says that in the long run, ...