Electronically controlled card-key locks, which made their American debut when a Lake Buena Vista hotel opened in 1983, have become a theft deterrent and a reassurance for guests worried about ...

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 ...

A few years ago, a rumor made the rounds on e-mail and the Web that hotels were encoding room key cards with guests' personal information, and that any prospective identity thief with a card reader ...

For decades, hotel guests have been warned about the dangers lurking in their pockets. Keep your room key away from your phone.Don't put it near your credit cards. That magnetic clasp on your purse?It ...

The next time you stay in a hotel room, run your fingers under the keycard lock outside your door. If you find a DC power port there, take note: With a few hacker tricks and a handful of cheap ...

We have seen smart rings that can pair with your smartphone or offer NFC functionality, but the dream of paying for a coffee or starting your car with a wave of the hand has remained out of reach.

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 ...

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 ...