TS 29.526 – Nnssaaf Service Interface
3GPP TS 29.526 is the 3GPP Technical Specification for Nnssaaf Service Interface. Its official 3GPP title is “5G System; Network Slice-Specific and SNPN”. It is published in 5 releases (Rel-16 to Rel-20); the latest version is 20.1.0 in Rel-20.
Defines the stage 3 API and procedures for NSSAAF services supporting network slice-specific authentication, authorization, re-authentication, revocation, and AAA interworking.
Releases and versions of TS 29.526
| Release | Latest version | Links |
|---|---|---|
| Rel-20 | 20.1.0 | Read · Download (3GPP) |
| Rel-19 | 19.4.0 | Read · Download (3GPP) |
| Rel-18 | 18.7.0 | Read · Download (3GPP) |
| Rel-17 | 17.9.0 | Read · Download (3GPP) |
| Rel-16 | 16.8.0 | Read · Download (3GPP) |
Scope of TS 29.526
Category: Services (Authentication). Technology generation: 5G. Network layer: Services.
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 TS 29.526
- TS 29.510 NRF Service-Based Interface
- TS 29.503 UDM Service Based Interface
- TS 29.518 AMF Service Based Interface
- TS 29.536 Nnsacf Network Slice Admission Control
- TS 29.509 AUSF Service Based Interface
- TS 29.571 5G Common Data Types
- TR 21.905 3GPP Terminology and Definitions
- TS 23.501 5G System Architecture
- TS 23.502 5G System Procedures
- TS 29.500 5G Service Based Architecture
- TS 29.501 5GC SBI API Design Principles
- TR 21.900 3GPP Document Management Working Methods
Specifications that reference TS 29.526
Other specifications in the 29 series
- TS 29.522 NEF Northbound Interface
- TS 29.523 Policy Control Event Exposure Service
- TS 29.524 5GC to NAS Cause Mapping Specification
- TS 29.525 UE Policy Control Service
- TS 29.527 IMS-CS Interworking (SIP-ISUP)
- TS 29.530 5G AF AI/ML Services
- TS 29.531 Nnssf Service Based Interface Stage 3
- TS 29.532 Nmbsmf Service Based Interface Specification
Frequently asked questions
What is 3GPP TS 29.526?
3GPP TS 29.526 is the 3GPP Technical Specification for Nnssaaf Service Interface. Defines the stage 3 API and procedures for NSSAAF services supporting network slice-specific authentication, authorization, re-authentication, revocation, and AAA interworking.
Which 3GPP releases include TS 29.526?
TS 29.526 is published in 5 releases, from Rel-16 to Rel-20. The latest version on 3GPP Explorer is 20.1.0 (Rel-20).
What category does TS 29.526 belong to?
TS 29.526 belongs to the Services (Authentication) category of 3GPP specifications. It applies to 5G networks.
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