Patent ID: 8547957

Claim:
A Radio Frequency Identification (RFID) tag comprising: a processor within the tag; a radio frequency receiver within the tag and coupled to the processor, the radio frequency receiver configured to receive a wireless radio frequency communication conforming to a predetermined protocol, the wireless radio frequency communication including an encrypted payload consistent with the predetermined protocol and subject to a security provision; and a memory within the tag and coupled to the processor, the memory including a security shim, the security shim configured to decrypt the encrypted payload; wherein said communication has a portion separate from said encrypted payload containing a first command that is a command from said predetermined protocol; wherein said encrypted payload includes at least a portion of a further communication containing a second command that is a command from said predetermined protocol; wherein said first command is one of a subset of commands of said predetermined protocol, said subset containing less than all of the commands of said predetermined protocol; wherein the security shim maintains a virtual object, said first command specifying said virtual object as a destination for said encrypted payload; and wherein the tag further comprises a transmitter, the transmitter configured to respond to said second command by transmitting a further communication for propagation away from the tag externally thereof, said further communication including tag response information that is subject to a further security provision.