SYSTEMS, METHODS, AND APPARATUS FOR MARKING, VERIFYING, AND AUTHENTICATING CONSUMER PRODUCTS

摘要

Methods for marking a consumer good at a distribution point are described that enable field authentication of the consumer good at an authentication point without connection to a remote database. Methods for authenticating a marked consumer good are described by scanning encrypted indicia without connecting to a remote database are described. Authentication methods for marked consumer goods, apparatus for carrying out the authentication methods, and systems based on the authentication methods are described.