| CPC H04W 12/06 (2013.01) [H04W 12/08 (2013.01)] | 20 Claims |

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1. A communication method, comprising:
transmitting, by a network data analytics function network element, a subscription message to a data management network element to subscribe to receive an automatic update of authorization information of a user;
obtaining, by the network data analytics function network element, the authorization information of the user from the data management network element, wherein the authorization information is in subscription information stored in the data management network element, the authorization information comprises first indication information, the first indication information indicates whether related data of the user is allowed to be obtained, the related data of the user comprises at least one of data on an access network corresponding to the user or data on a core network corresponding to the user, and the authorization information further comprises second indication information, and the second indication information indicates a first type of data in the related data of the user is allowed to be used and a second type of data in the related data of the user is not allowed to be used;
in response to determining that the first indication information indicates that the user allows obtaining the related data of the user, sending, by the network data analytics function network element, a first request to a network function network element separate from a terminal device corresponding to the user, wherein the first request requests to obtain the related data of the user, and
in response to determining that the first indication information indicates that the user allows obtaining the related data of the user, receiving, by the network data analytics function network element, a first response from the network function network element, wherein the first response comprises the related data of the user.
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