Release Rel-20
5G-AdvancedThe in-progress release continuing the 5G-Advanced evolution track.
34 specifications in series 33
Key features: AI/ML-native air interface, further RedCap, ambient IoT phase 2
All SeriesSeries 21Series 22Series 23Series 24Series 26Series 28Series 29Series 32Series 33Series 35Series 36Series 38
TS 33.116
Security Assurance Specification (SCAS) for the MME network product class
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.117
Catalogue of general security assurance requirements
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.180
Security of the Mission Critical (MC) service
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.216
Security Assurance Specification (SCAS) for the evolved Node B (eNB) network product class
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.226
Security assurance for IP Multimedia Subsystem (IMS)
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.328
IP Multimedia Subsystem (IMS) media plane security
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.501
Security architecture and procedures for 5G System
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.502
Security-related events handling
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.503
Security Aspects of Proximity based Services (ProSe) in the 5G System (5GS)
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.511
Security Assurance Specification (SCAS) for the next generation Node B (gNodeB) network product class
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.512
5G Security Assurance Specification (SCAS); Access and Mobility management Function (AMF)
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.513
5G Security Assurance Specification (SCAS); User Plane Function (UPF)
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.514
5G Security Assurance Specification (SCAS) for the Unified Data Management (UDM) network product class
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.515
5G Security Assurance Specification (SCAS) for the Session Management Function (SMF) network product class
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.517
5G Security Assurance Specification (SCAS) for the Security Edge Protection Proxy (SEPP) network product class
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.518
5G Security Assurance Specification (SCAS) for the Network Repository Function (NRF) network product class
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.519
5G Security Assurance Specification (SCAS) for the Network Exposure Function (NEF) network product class
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.521
5G Security Assurance Specification (SCAS);Network Data Analytics Function (NWDAF)
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.523
5G Security Assurance Specification (SCAS); Split gNB product classes
Security
Rel-20TSSecurityUpdated 2026-07-26
TS 33.545
Security aspects of NR Femto
Security
Rel-20TSSecurityUpdated 2026-07-26