Arduino-Controlled Lock from nootropicdesign on Vimeo. This kit uses a CD-ROM drive and an Arduino board to build a clever robotic lock. This dude used a bolt to create the project and it’s voice ...

[Andrea] just sent us this great student hack he made for his room. He’s constructed an Arduino keypad door lock — without using any proper fastening hardware! The entire build is made out of scrap ...

The security flaws on this common hotel keycard lock are nothing short of face-palmingly stupid. Look closely at the picture above. This is a hotel room door swinging open. The device he holds in his ...