CPC G06F 8/65 (2013.01) [G06F 16/148 (2019.01); G06F 21/33 (2013.01); G06F 21/44 (2013.01); G06F 21/64 (2013.01); H04L 9/3268 (2013.01); H04L 67/34 (2013.01); H04W 8/18 (2013.01)] | 20 Claims |
1. A bidirectional authentication method, comprising:
receiving first embedded universal integrated circuit card (eUICC) information of a first eUICC of a terminal device and second eUICC information of a second eUICC of the terminal device;
determining target verification information based on the first eUICC information and the second eUICC information;
sending, to the terminal device, first authentication information that comprises the target verification information and that is for verification by the first eUICC and the second eUICC;
receiving, from the terminal device and after the verification, second authentication information; and
verifying the second authentication information based on the target verification information.
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