CPC H04W 12/50 (2021.01) [H04L 9/088 (2013.01); H04L 9/30 (2013.01)] | 17 Claims |
2. A device being a first device adapted to establish a secure wireless link for communication between the first device and a second device over a wireless physical channel,
wherein a Device Provisioning Protocol requires the first device send identifying information over the wireless physical channel,
wherein the identifying information is a part of a Connector as defined in the Device Provisioning Protocol,
wherein the identifying information uniquely determines the device sending the identifying information or a user thereof;
the device comprising:
a processor, wherein the processor is arranged to:
generate random information;
encrypt a combination of the identifying information and the random information by using a public key information of the second device to provide a modified Connector;
derive a session key using a secret that is uniquely related to the identifying information,
wherein a simultaneous authentication of equals' algorithm is used for deriving the session key and the secret is a password used for the simultaneous authentication of equals' algorithm; and
use the session key to establish the secure wireless link with the second device; and
a transmitter that is arranged to transmit the modified Connector over the wireless channel; and
wherein the modified Connector enables the second device to restore the original Connector and thereby verify the integrity of the Connector.
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