A system for cryptographically authenticated communication, wherein an activation signal is sent from a communications device to a memory device (410). The memory device derives a random challenge from at least one physical property of the activation signal and sends it back to the communications device (420). A signature is computed using the received random challenge (440) and sent, together with a certificate, to the memory device (450).
申请公布号
WO2013140022(A1)
申请公布日期
2013.09.26
申请号
WO2012FI50300
申请日期
2012.03.23
申请人
NOKIA CORPORATION;LUUKKALA, VESA-VEIKKO;SOVIO, SAMPO;KAAJA, HARALD;BOLDYREV, SERGEY;OLIVER, IAN
发明人
LUUKKALA, VESA-VEIKKO;SOVIO, SAMPO;KAAJA, HARALD;BOLDYREV, SERGEY;OLIVER, IAN