Keysure is the only patented analog key control product of its kind. Keysure’s patented technology is 100% analog and therefore 100% un-hackable. Keysure protects against unauthorized use by locking its contents into place. Like a security seal for the material world, the contents of a Keysure can only be accessed by breaking the box. Keysure is the world’s only patented, analog key control system on the market today. With its user-friendly, foolproof design, Keysure makes it easy for anyone to lock up sensitive items. Keysure was designed and manufactured in the United States.