Patent ID: 7868761
Filing Date: 2011-01-11
Classification: H04L,H04W

Abstract:
1. A radio-frequency identification (RFID) tag security apparatus, comprising: a security server coupled between one or more RFID tag reader device and a back-end system, wherein at least one of the back-end system is configured to read tag data from or write tag data to one or more RFID tag reader devices; and at least one database coupled to the security server, wherein the database is configurable to store a plurality of policies, and wherein the security server is configurable to act as a gatekeeper and observe tag data read from or written to any of the RFID tag reader devices and to screen the tag data for malware according to the policies, to determine whether a security tag is present and whether it is valid, to generate a security tag if non is present, and to handle exceptions according to the policies, wherein under predefined circumstances an exception causes an escalation of priority, and wherein the predefined circumstances comprise a signature reference indicating an attack signature, wherein the at least one database is further configurable to store attack pattern signatures, wherein screening the data comprises comparing attack pattern signatures to the data output by the tag reader device.