theft detection home protection video security THEFT DETECTION Traditional theft detection is provided by an electromagnetic strip that is sensed by equipment positioned at the entrances and exits. Protection against theft and intrusion is a fundamental concern of every business owner. Creates crimes of unlawful use of theft detection shielding device and unlawful use of theft detection device deactivator or remover. A page opens so that you can indicate your theft detection requirements. It is unlawful for any person to knowingly manufacture, distribute, or sell a theft detection shielding device or a theft detection deactivating devise with the knowledge that some person intends to use the device in the commission of an offense involving theft.