My sister got locked out of her house for the third time in six months last spring. She called from her porch, frustrated and embarrassed, waiting for a locksmith to charge $200 for ten minutes of ...

Almost everyone has experienced fumbling for keys in the dark, misplacing a set right before leaving the house, or worrying about who might have a copy. Traditional keys come with real drawbacks. They ...

Home security has changed a lot over the last century, and the shift is easy to understand if you think about how people used ...