CPC H04W 12/069 (2021.01) [H02J 7/00045 (2020.01); H02J 50/10 (2016.02); H02J 50/80 (2016.02); H04L 9/0891 (2013.01); H04L 9/3073 (2013.01); H04L 9/3247 (2013.01); H04L 63/08 (2013.01); H04W 12/0431 (2021.01); H04W 12/50 (2021.01); H02J 50/40 (2016.02)] | 14 Claims |
1. A method performed by an electronic device, the method comprising:
accessing, by the electronic device, data stored by the electronic device that identifies authentication keys the electronic device accepts as valid;
sending, by the electronic device to a second electronic device, an authentication request that identifies a set of authentication keys including at least some of the authentication keys the electronic device accepts as valid;
receiving, by the electronic device, response data that the second electronic device provides in response to the authentication request, wherein the response data (i) identifies a particular authentication key from the set of authentication keys identified by the authentication request, and (ii) includes a signature generated using the particular authentication key; and
authenticating, by the electronic device, the second electronic device by determining that the received signature was generated using the particular authentication key.
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