CHICAGO — How does a lock work? The standard lock is called a ‘pin tumbler lock’. So, those pins of different length are what prevents the lock from opening without the proper key. When you can slide ...

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So you want a smart lock. Maybe you want to lock your door without leaving the bed, or maybe you prefer key codes instead of keeping track of physical keys. Smart locks are great for these things, but ...

Google's new app is not good news for you. Why? Because it allows banks and credit providers to remotely lock your smartphone if you fail to pay its monthly fee. In this photo illustration several ...