Patent ID: 11868762
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 7:
8. The bidirectional authentication method of claim 6, wherein before sending the second authentication information to the remote server, the bidirectional authentication method further comprises:
obtaining, from the first authentication information, third authentication sub-information corresponding to the first eUICC;
sending the third authentication sub-information to the first eUICC;
verifying, by the first eUICC, the third authentication sub-information;
receiving, from the first eUICC and after the first eUICC verifies the third authentication sub-information, the first authentication sub-information;
obtaining, from the first authentication information, fourth authentication sub-information corresponding to the second eUICC;
sending the fourth authentication sub-information to the second eUICC;
verifying, by the second eUICC, the fourth authentication sub-information; and
receiving, from the second eUICC and after the second eUICC verifies the fourth authentication sub-information, the second authentication sub-information.