A system to verify product authenticity includes a transceiver configured to receive information regarding one or more pieces of ferromagnetic material that are in or on a product. The system also includes an electromagnetic radiation source configured to emit radiation to heat the one or more pieces of ferromagnetic material in or on the product. The system also includes a heat sensor configured to detect heat emitted from the one or more pieces of ferromagnetic material that are in or on the product. The system further includes a processor in communication with the transceiver, the electromagnetic radiation source, and the heat sensor. The processor is configured to determine if the product is counterfeit based on the received information and the detected heat.
