SAN FRANCISCO — Every once in a while, an email or Facebook posting makes the rounds sounding alarms over the supposed danger of used hotel card keys. To stay safe, the reasoning goes, travelers must ...

The latest thing is a “key” that isn’t even a fob — the thing that has largely replaced the physical keys that used to be the way you started a car or unlocked its doors, as by inserting them and ...

When you can't find your credit card, it could just be misplaced. Or, it could be stolen by someone poised to rack up charges on your card. You could call your card's issuer to cancel the card ...

It’s only fitting that readers of this blog have an early look at Monday’s feature story about whether hotel card keys contain any personal information, since it was your comments that prompted me to ...

Computerworld and MagTek tested 100 card keys gathered in the fall from the hotel and resort operations listed below. Each card was scanned using a MagTek swipe-card reader that has a USB interface ...

Some technologies are so smart and simple, it's just plain stupid not to implement them. I was recently in the Czech Republic where the two hotels I stayed in require guests to insert their card key ...

Technology that allows hotel guests to use their phones as room keys is expanding, taking aim at those environmentally unfriendly plastic cards. By Karen Schwartz The demonstration using the cellphone ...