US Patent 8191212 Security system and method including security buckle

The security buckle includes a first body member having one or more walls defining a receiving cavity and one or more mating slots; and a second body member adapted to engage the receiving cavity, the second body member including one or more latching tabs for engaging the one or more mating slots wherein the second body member is inhibited from disengagement while the one or more latching tabs engage the one or more mating slots, and wherein the first body member includes a portion of the one or more walls defining a security slot adapted for receiving an interfering object that includes an engagement mode for insertion and removal from the slot and an interfering mode for inhibiting the one or more latching tabs from disengaging from the one or more mating tabs until the interfering object is transitioned to the engagement mode.