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 ...

It's called a pin tumbler lock. You probably can see one now; these locks are common in door handles across America. But take a closer look, because the lock's mechanism helps explain both the UND men ...

Explore the mechanics of the Pin Tumbler Lock, the most common type of lock. This video covers the following topics: - Parts of a Pin Tumbler Lock (00:42) - How to insert keys (01:22) - The concept of ...

Ever seen a lock with a round key and thought what wizardry it is? That’s a tubular lock, although some folks call it an Ace, ...

Noted security expert Marc Weber Tobias contributes a new column, The Lockdown, exposing the shoddy security you may depend on. The Bump Key: A new old threat to the security of mechanical locks The ...

Lock picking is defined by locksmiths as "the art of opening a lock without the key". There's many ways to accomplish this, but I'm specifically interested in using a lock pick set. Since locks vary ...