公开(公告)号：US20240031347A1

公开(公告)日：2024-01-25

申请号：US17869157

申请日：2022-07-20

Applicant: Cisco Technology, Inc.

Inventor： Ravi Shankar Mantha ,  Krishna Chaitanya Mahamkali

IPC: H04L9/40

CPC classification number: H04L63/08

Abstract: A method comprising: at a network function (NF) repository function (NRF) of a core network that includes a consumer NF and a producer NF: issuing, to the consumer NF, an access token used to access services of the producer NF based on allowed authorization attributes of the producer NF; before expiry of the access token, receiving, from the producer NF, an update message that indicates retiring authorization attributes of the allowed authorization attributes, and storing the retiring authorization attributes; before the expiry of the access token, upon receiving, from the consumer NF, an access token request for a new access token, determining not to authorize the access token request based on the retiring authorization attributes; and based on determining, sending, to the consumer NF, an access token error to enable the consumer NF to migrate service requests to a new producer NF before the expiry.

公开(公告)号：US12137086B2

公开(公告)日：2024-11-05

申请号：US17869157

申请日：2022-07-20

Applicant: Cisco Technology, Inc.

Inventor： Ravi Shankar Mantha ,  Krishna Chaitanya Mahamkali

IPC: H04L9/40

Abstract: A method comprising: at a network function (NF) repository function (NRF) of a core network that includes a consumer NF and a producer NF: issuing, to the consumer NF, an access token used to access services of the producer NF based on allowed authorization attributes of the producer NF; before expiry of the access token, receiving, from the producer NF, an update message that indicates retiring authorization attributes of the allowed authorization attributes, and storing the retiring authorization attributes; before the expiry of the access token, upon receiving, from the consumer NF, an access token request for a new access token, determining not to authorize the access token request based on the retiring authorization attributes; and based on determining, sending, to the consumer NF, an access token error to enable the consumer NF to migrate service requests to a new producer NF before the expiry.