6-digit PINs are far more secure than their 4-digit counterparts - here's how and why to make the switch on both mobile and on PC.

Each person's National Insurance number will have a two-digit code at the end which actually dictates the day of the week that their paid.

WhatsApp is launching a new beta version for Android users to use the new security feature; a 6-digit code to log into WhatsApp on different devices.

Now, the Meta-owned platform is reportedly working on a feature to give users the ability to get a 6-digit code right within WhatsApp, after they approve a login to use the account on the ...

With a four digit PIN, there are a possible 10,000 combinations. But with a six digit code, there are 1 million possible combos, making it a lot tougher for someone to crack your security code.