Los Angeles-based hacker Samy Kamkar found a flaw in the design of Master Lock combination locks that allows you to figure out the code. He 3D printed a gadget that automates the process.

The bump key is made from a 3D model of a blank (shown) and has groves that are all at the same level. When the key is placed in a lock, it needs to be struck sharply with a hammer while torque is ...

Back in 2013, he submitted a parametric bump key model to Thingiverse. Picking locks isn’t just for getting the mail. ... Posted in 3d Printer hacks Tagged 3d print, lock, locksport, mailbox.

But when inserted into the lock the teeth can operate the mechanism. To bring the Stealth Key to market, Dr Ojeda teamed up with Felix Reinert, an expert on 3D-printing metal, to found a firm ...