Method, Device and System for Accessing Network Slice

Abstract

The embodiments of the disclosure disclose a method, device and system for accessing a network slice. The method includes that: User Equipment (UE) sends, to a base station, request information for accessing a network slice, wherein the request information contains user identity information and temporary network slice identity information (SliceIDt); a user subscription data management entity receives the request information from the UE through the base station, determines authentication information of the UE according to the user identity information contained in the request information, searches for corresponding network slice identity information (SliceID) according to the SliceIDt and sends the authentication information to a security management entity of the network slice corresponding to the SliceID; and the security management entity performs access authentication with the UE according to the authentication information, and in case of successful authentication, the UE accesses the network slice.

Dependencies are inferred from the claim text.