TR 33.873 – MUSIM Security Study and Solutions
3GPP TR 33.873 is the 3GPP Technical Report for MUSIM Security Study and Solutions. Its official 3GPP title is “Study on the security of the system enablers for devices having Multiple Universal Subscriber Identity Modules (MUSIM)”. It is part of 3GPP Rel-17 (version 17.1.0).
Analyzes security and privacy issues for devices with multiple USIMs, focusing on paging cause exposure, busy indication security, and UE-paging server communication.
Releases and versions of TR 33.873
| Release | Latest version | Links |
|---|---|---|
| Rel-17 | 17.1.0 | Read · Download (3GPP) |
Scope of TR 33.873
Category: Security (Authentication and Authorization). Technology generation: 5G. Network layer: Security.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TR 33.873
Other specifications in the 33 series
- TR 33.867 User Consent for 3GPP Services
- TR 33.868 Security for MTC System Improvements
- TR 33.871 Security for WebRTC IMS Client Access
- TR 33.872 Security study for WebRTC-IMS interoperability
- TR 33.874 Technical Report on Network Slicing Security
- TR 33.875 Enhanced 5G SBA Security Study
- TR 33.876 Technical Report on Certificate Management
- TR 33.877 Technical Report on Security Aspects of AI/ML in RAN
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TR 33.873?
3GPP TR 33.873 is the 3GPP Technical Report for MUSIM Security Study and Solutions. Analyzes security and privacy issues for devices with multiple USIMs, focusing on paging cause exposure, busy indication security, and UE-paging server communication.
Which 3GPP releases include TR 33.873?
TR 33.873 is part of 3GPP Rel-17. The latest version on 3GPP Explorer is 17.1.0 (Rel-17).
What category does TR 33.873 belong to?
TR 33.873 belongs to the Security (Authentication and Authorization) category of 3GPP specifications. It applies to 5G networks.
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