Video interview with Addi Wendt
The Magnetic Ring Attack on Electronic Locks – Schneier on Security is a round aluminum enclosure about four inches in diameter that contains several magnets in a concentric circle. When spun around some of the earlier designs of electronic cylinders, it would cause them to open. This was a significant security issue for lock manufacturers. Watch the video with Marc Tobias and Addi Wendt, President of the Lockmasters Security Group in Europe.[/vc_column_text][/vc_column][/vc_row]
The photograph shows the Devils Ring, with metallic rings that are attracted to the internal magnets to show their position. There are four magnets within the ring.