An alternative proposal of tracking products using digital signatures and QR codes

This paper proposes an alternative tracking and data verification system for products. The proposed system tracks and verifies the commercial status of products in a secure environment, it verifies and records in an internal datacenter the production and transport process from the manufacturer or retailer to customer using the QR Code technology for messages and digital signature store. In this paper is also described the QR Code's technical features and the usage of a digital signature encrypting a hash function which maps an identification message of the device that is going to be tracked or verified.