How does HP use serialization to combat the counterfeit and grey market?

It monitors the products sold through MAC addresses to ensure they are sold by authorized channels.

It tracks the cartridges through the supply chain to know exactly where they are sold, curtaining grey marketing trade.

It uses embedded code to determine in which regions the cartridges are sold.

It uses QR codes on interior and exterior packing to product partners from purchasing counterfeit and grey market products.