Parmigiano-Reggiano makers are putting edible microchips the size of a grain of sand into their 90-pound cheese wheels to combat counterfeiters::Italian Parmigiano-Reggiano makers are using microchips to verify the authenticity of their products and thwart scammers.
It’s a supply chain issue, criminal gangs fake paperwork and all that stuff hence the cheese people going for more extreme security measures - you could be eating Dave’s cheese in an expensive restaurant, as far as they know it’s ligit but the importer or supplier duped them