Communication method and device and storage medium

Abstract

The embodiment of the invention provides a communication method and device and a storage medium. The method is performed by a first network function, the method comprising: performing authentication and / or authorization of a user access service; wherein the user is a user associated with the signing relation of the first terminal, and the first network function is a network function in a home network HN of the first terminal. The communication mechanism of the technical scheme provided by the embodiment of the invention can enhance the security architecture to support the authentication and authorization of the user.

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