‘Secret’ 4-digit code on supermarket shelves that will help you slash money off your weekly shop

A LITTLE-known four-digit code on supermarket shelves could help shoppers save cash on their weekly shop by showing exactly ...
Popular Science

This Box Can Figure Out Your 4-Digit iPhone Passcode

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. If you needed any more incentive to beef up your iPhone’s ...
WGHP

You don’t want this 4-digit code on your boarding pass, according to TSA

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (KSNF/KODE) — Getting through airport ...
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 ...