3GPP defines subscriber's identity protection scheme for 5G

P1 Security breaks down the 3GPP definition of a subscriber’s identity protection scheme, for 5G networks.

What are non-public networks in 3GPP parlance?

5G(NR)-Fundamentals: 5G-NR

Introduction to 5G Core Service-Based Architecture (SBA) Components

5G Security White Paper

inside TS 23.003: Identification of Mobile Subscribers

IoT Security Considerations in 5G

5G Security White Paper

A comprehensive review on the users' identity privacy for 5G networks - Saeed - 2022 - IET Communications - Wiley Online Library

Rel-18 Security feature summary

Formalization and evaluation of EAP-AKA' protocol for 5G network access security - ScienceDirect