作者: Teemu Ilmari Savolainen , Markus Isomäki , Istvan Beszteri , Jyri Hämäläinen
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摘要: The invention relates to two-user authentication. According an example aspect of the present invention, there is provided apparatus comprising at least one processing core, memory including computer program code, and code being configured to, with cause receive from a first device digital key, second encrypted data item, decrypt item using key obtain decrypted verify matches reference responsive matching grant access device.