US 12,348,959 B2
Session request method and apparatus, terminal, and storage medium
Yuze Liu, Guangdong (CN); Shilin You, Guangdong (CN); Jin Peng, Guangdong (CN); and Zhaoji Lin, Guangdong (CN)
Assigned to ZTE CORPORATION, Guangdong (CN)
Appl. No. 18/033,374
Filed by ZTE CORPORATION, Guangdong (CN)
PCT Filed Sep. 29, 2021, PCT No. PCT/CN2021/121546
§ 371(c)(1), (2) Date Apr. 24, 2023,
PCT Pub. No. WO2022/083433, PCT Pub. Date Apr. 28, 2022.
Claims priority of application No. 202011140382.X (CN), filed on Oct. 22, 2020.
Prior Publication US 2023/0422032 A1, Dec. 28, 2023
Int. Cl. H04L 29/06 (2006.01); H04W 12/0433 (2021.01); H04W 12/06 (2021.01); H04W 12/72 (2021.01)
CPC H04W 12/06 (2013.01) [H04W 12/0433 (2021.01); H04W 12/72 (2021.01)] 13 Claims
OG exemplary drawing
 
1. A session request method, comprising:
in a case where key agreement authentication is passed, generating an authentication server key;
determining, according to the authentication server key, a key identifier of an authentication and key management for applications (AKMA) anchor key;
in a case where the key identifier is invalid, updating the key identifier according to a mobile subscriber identification number (MSIN); and
sending an updated key identifier to an application function to request a key-based session;
wherein the key identifier is invalid comprises: a routing indicator (RID) in the key identifier is null, an invalid value, or a default value; and
wherein the updating the key identifier according to the MSIN comprises:
determining a number of bits of the RID:
selecting, according to a local policy, values of corresponding number of bits from the MSIN, and fill the RID with the values of the corresponding number of bits: and
updating the key identifier according to the filled RID.