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1. (WO2018099808) METHOD, FIRST DEVICE AND SYSTEM FOR AUTHENTICATING TO A SECOND DEVICE

Pub. No.:    WO/2018/099808    International Application No.:    PCT/EP2017/080274
Publication Date: Fri Jun 08 01:59:59 CEST 2018 International Filing Date: Fri Nov 24 00:59:59 CET 2017
IPC: H04L 29/06
H04W 12/06
G06F 21/35
G06F 21/34
G06F 21/30
Applicants: GEMALTO SA
Inventors: TABAK, Danny
JOSEFSSON, Johan
Title: METHOD, FIRST DEVICE AND SYSTEM FOR AUTHENTICATING TO A SECOND DEVICE
Abstract:
A first device (16) shares with the second device at least one session key. The first device sends to at least one third device (18) at least one first session key (28). The at least one third device connects (210) directly to the second device by using the at least one first session key. According to the invention, the method further comprises the following steps. The first device sends to the at least one third device a command (216) for disconnecting from or switching to a non-connected mode with the second device. And the at least one third device disconnects (218) from or switches to a non- connected mode with the second device based upon the received command. The invention also pertains to corresponding first device and system for authenticating to a second device.