What's a verification code, and why are they so important? Six-digit verification codes are a form of two-factor authentication, a process that helps keep your important online accounts secure. For ...

WhatsApp is testing a new SIM-based verification system for Indian users to comply with government rules requiring accounts to remain linked to active mobile numbers.

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 ...

The speed with which it strikes is very alarming - my wife was on the phone to our son when a mutual friend messaged her to ask for a six-digit code, saying it was urgent. Distracted, my wife sent the ...