Learn How to Create a DIY Cardboard Lock! Discover the secrets of crafting your very own fully functional lock using just cardboard! This easy DIY lock tutorial will guide you through the steps to ...

Part 2 can be found here Putting a custom designed electronic lock on your space seems like a geek right of passage. For our latest workspace, we decided to skip the boring numbered keypad and buil… ...

The system outputs the three most likely key designs that will fit the lock used in the audio file that reduces the potential options from 330,000 keys to only three.