TR 33.875 – Enhanced 5G SBA Security Study
3GPP TR 33.875 is the 3GPP Technical Report for Enhanced 5G SBA Security Study. Its official 3GPP title is “Study on enhanced security aspects of the 5G Service Based Architecture (SBA)”. It is published in 2 releases (Rel-17 to Rel-18); the latest version is 18.1.0 in Rel-18.
Analyzes security aspects of 5G Service Based Architecture including authentication, authorization, and trust models for direct and indirect communication scenarios.
Releases and versions of TR 33.875
| Release | Latest version | Links |
|---|---|---|
| Rel-18 | 18.1.0 | Read · Download (3GPP) |
| Rel-17 | 1.2.0 | Read · Download (3GPP) |
Scope of TR 33.875
Category: Security (Authentication and Authorization). Technology generation: 5G. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Specifications referenced by TR 33.875
- TS 23.228 IP Multimedia Core Network Subsystem
- TS 29.531 Nnssf Service Based Interface Stage 3
- TS 33.310 3GPP Authentication Framework for Network Nodes
- TS 23.003 Numbering, Addressing and Identification
- TS 23.288 5G Network Data Analytics Architecture
- TR 21.905 3GPP Terminology and Definitions
- TS 33.501 5G Security Architecture
- TS 23.501 5G System Architecture
- TS 33.220 Generic Authentication Architecture (GAA) Security
- TS 29.500 5G Service Based Architecture
- TS 29.510 NRF Service-Based Interface
- TS 23.502 5G System Procedures
Specifications that reference TR 33.875
- TR 33.738 Security Aspects of Enablers for Network Automation
Other specifications in the 33 series
- TR 33.871 Security for WebRTC IMS Client Access
- TR 33.872 Security study for WebRTC-IMS interoperability
- TR 33.873 MUSIM Security Study and Solutions
- TR 33.874 Technical Report on Network Slicing Security
- TR 33.876 Technical Report on Certificate Management
- TR 33.877 Technical Report on Security Aspects of AI/ML in RAN
- TR 33.879 MCPTT Security Study
- TR 33.880 Security Study for Enhanced Mission Critical Services
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TR 33.875?
3GPP TR 33.875 is the 3GPP Technical Report for Enhanced 5G SBA Security Study. Analyzes security aspects of 5G Service Based Architecture including authentication, authorization, and trust models for direct and indirect communication scenarios.
Which 3GPP releases include TR 33.875?
TR 33.875 is published in 2 releases, from Rel-17 to Rel-18. The latest version on 3GPP Explorer is 18.1.0 (Rel-18).
What category does TR 33.875 belong to?
TR 33.875 belongs to the Security (Authentication and Authorization) category of 3GPP specifications. It applies to 5G networks.
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