Leaving a spare key under the doormat or on top of a doorframe is never a good idea. A dedicated lock box for your spare keys allows you to provide entry to others when you’re not around—like dog ...

The Hiplok Z Lok Combo is portable, cinches tight for a secure fit, and could double up as both a cake stop cafe lock or a slightly more secure way to leave your helmet behind. Its usefulness does ...

One of America's top defence research institutes, Sandia National Laboratories, has unveiled a combination lock with a difference -- it's the size of a shirt button. Using microelectromechanical ...