The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 27, 2026

Filed:

Jan. 03, 2024
Applicant:

T-mobile Innovations Llc, Overland Park, KS (US);

Inventors:

Joel Lee Arends, Renton, WA (US);

Nassereddine Sabeur, Bellevue, WA (US);

Boris Antsev, Bothell, WA (US);

Harikishore Allu Balan, Lynnwood, WA (US);

Assignee:

T-MOBILE INNOVATIONS LLC, Overland Park, KS (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 12/71 (2021.01); H04W 12/086 (2021.01); H04W 12/63 (2021.01);
U.S. Cl.
CPC ...
H04W 12/71 (2021.01); H04W 12/086 (2021.01); H04W 12/63 (2021.01);
Abstract

Various embodiments comprise a wireless communication network to perform slice-based security protocol selection for Internet Protocol Multimedia Subsystem (IMS). In some examples, the wireless communication network comprises a Call Session Control Function (CSCF). The CSCF receives an IMS registration request transferred by a wireless user device, generates an authorization request that includes an Address Value Pair (AVP) requesting a slice Identifier (ID) for the wireless user device, and transfers the authorization request to a network data system. The CSCF receives an authorization response from the network data system that includes the slice ID for the wireless user device. The CSCF selects a security protocol for authenticating the wireless user device based on the slice ID. The CSCF transfers an authentication challenge for delivery to the wireless user device and establishes a secure communication channel with the wireless user device using the selected security protocol.


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