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Samsung patents method to use 5G login for non-5G Wi-Fi networks

Samsung has patented a method that allows a mobile device to log into a non-5G Wi-Fi network using its standard 5G subscription credentials. The system verifies the user's identity through a specific authentication server before granting access to the network.

Why it mattersThis filing details a technical standard for seamless network handoff, which may help ensure consistent security when switching between different types of wireless connections.

In the filing’s own words

The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A method disclosed herein includes authenticating a User Equipment (UE) using a 3rd Generation Partnership Project (3GPP) subscription credential for accessing non-3GPP services from a non-3GPP network. The method includes authenticating the UE before allowing access to the non-3GPP services from the non-3GPP network. The method further includes using 3GPP security credentials for authenticating the UE to access the non-3GPP services from the non-3GPP network.

What exactly they claim (claim 1)

1. A method performed by a non-seamless wireless local area network (WLAN) offload (NSWO) function (NSWOF) entity in a wireless communication system, the method comprising: receiving, from a WLAN access network (AN), an extensible authentication protocol (EAP) identity (ID) response message including a subscription concealed identifier (SUCI) in a network access identifier (NAI) format; transmitting, to an authentication server function (AUSF) entity, a first authentication request message including the SUCI and a NSWO indicator, wherein the NSWO indicator is used to indicate that the first authentication request message is for a NSWO; receiving, from the AUSF entity, a first authentication response message including an EAP request message; transmitting, to the AUSF entity, a second authentication request message including an EAP response message; and receiving, from the AUSF entity, a second authentication response message including an EAP success message and a master session key (MSK) key, wherein the MSK key is based on the NSWO indicator.

Facts

Company
Samsung (Samsung Electronics Co., Ltd.)
Official title
Method and systems for authenticating UE for accessing non-3GPP service
Patent number
US12745077B2
Application number
18270601
Filed
Dec 29, 2021
Granted
Sep 22, 2026
Inventors
3
Claims
18

Classified under

H04W 12/06 Electricity & electronicsH04L 63/0892 Electricity & electronicsH04W 12/72 Electricity & electronicsH04W 84/12 Electricity & electronics

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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.