The Armatix IP1 handgun is designed so that it can only be fired when the owner is wearing a special Armatix watch---in theory.
This so-called “smart gun” is far from being smart. It turns out that it only took $15 in magnets to override the security software.
ANYBODY CAN FIRE THIS 'LOCKED' SMART GUN WITH $15 WORTH OF MAGNETS
https://www.wired.com/story/smart-gun-fire-magnets
https://media.wired.com/photos/59728...-NEW_Plore.jpg
