APPLICATION KEY DELETION METHOD, KEY ANCHOR NODE, SERVER, SYSTEM, AND MEDIUM

WIPO Patent Application WO/2023/206809

A1

Disclosed in the present disclosure are an application key deletion method, a key anchor node, a server, a system, and a medium. The application key deletion method comprises: receiving an AKMA context deletion request, the AKMA context deletion request carrying a user identifier; according to the user identifier, searching for a corresponding AKMA context and an application server identifier corresponding to the AKMA context; and when the application server identifier is found, sending an application key deletion request message, and deleting the AKMA context.

JP7436580	Computer-implemented systems and methods for time-release encryption on blockchain networks
WO/2013/155887	METHOD, DEVICE AND SYSTEM FOR INTERACTION BETWEEN WEB CLIENT TERMINAL AND SERVER
JP2002132147	PUBLIC KEY CERTIFICATION APPARATUS, PUBLIC KEY FORMATION APPARATUS AND PUBLIC KEY CERTIFICATION SYSTEM

YOU SHILIN (CN)
CAI JIYAN (CN)
WANG JIGANG (CN)
LIN ZHAOJI (CN)
LIU YUZE (CN)
XING ZHEN (CN)
LIU MIN (CN)

PCT/CN2022/103550

November 02, 2023

July 04, 2022

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ZTE CORP (CN)

H04L9/08

WO2022019619A1

2022-01-27

CN113163402A

2021-07-23

ZTE: "UDM notifies AAnF AKMA context removal", 3GPP TSG-SA3 MEETING #101E S3-202910, 30 October 2020 (2020-10-30), XP051949487
SAMSUNG: "Support for AKMA context Deregistration option in AKMA", 3GPP TSG-SA3 MEETING #100E S3-201968, 7 August 2020 (2020-08-07), XP051916491

BEYOND ATTORNEYS AT LAW (CN)

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