US 12,457,211 B2
Access control method, access control apparatus, and communications device
Xiaowan Ke, Guangdong (CN)
Assigned to VIVO MOBILE COMMUNICATION CO., LTD., Guangdong (CN)
Filed by VIVO MOBILE COMMUNICATION CO., LTD., Guangdong (CN)
Filed on Jan. 31, 2023, as Appl. No. 18/104,061.
Application 18/104,061 is a continuation of application No. PCT/CN2021/110015, filed on Aug. 2, 2021.
Claims priority of application No. 202010762196.3 (CN), filed on Jul. 31, 2020; and application No. 202110369540.7 (CN), filed on Apr. 6, 2021.
Prior Publication US 2023/0179597 A1, Jun. 8, 2023
Int. Cl. G06F 15/16 (2006.01); G06F 9/54 (2006.01); H04L 9/40 (2022.01); H04L 29/06 (2006.01)
CPC H04L 63/0876 (2013.01) [H04L 63/083 (2013.01); H04L 63/105 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An access control method, performed by a first communications device and comprising:
obtaining first information from a terminal, wherein the first information comprises identification information of the terminal, wherein the identification information of the terminal comprises index information of a default credential server (DCS); and
performing a first operation based on the first information; wherein
the first operation comprises:
sending third information to a third communication device; wherein the third information comprises the index information of the DCS;
receiving a discovered authentication service network element from the third communication device, the index information of the DCS supported by the discovered authentication service network element comprises the index information of the DCS in the third information.