Resetting a Kwikset lock involves removing the battery pack and holding down a button, while changing the code can be done ...

Bill Johnson is now attracting a global following thanks to his YouTube campaign against Master Lock — offering a veritable how-to on ways to open its padlocks without a key.

Researchers from F-Secure discovered a way to hack the electronic keycard system used for millions of hotel rooms and create a master key that allows them to enter any room at will.