Patent ID: 9124565
Filing Date: 2015-09-01
Classification: G06F,H04L,H04W

Abstract:
1. An RFID device, comprising: a current read key for encrypting device data on the RFID device such that it is readable by an RFID reader system also holding the current read key; a current ownership key; and a receiver configured to receive, from the RFID reader system, a change read key command, a take ownership command and an indication that the RFID reader system holds the current ownership key; wherein the take ownership command is indicative of a request for generation of a new ownership key; and the RFID device is configured to replace, responsive to receiving the change read key command and the indication that the RFID reader system holds the current ownership key, the current read key held on the RFID device with a new current read key, the new current read key being for encrypting the device data on the RFID device such that said device data is readable by the RFID reader system or another RFID reader system also holding the new current read key.