Release Rel-15
5G NRThe foundational 5G New Radio release, defining the NR air interface and 5G core.
Frozen 2018-06-1443 specifications in series 33
Key features: First 5G NR specifications, NSA and SA architectures
All SeriesSeries 21Series 22Series 23Series 24Series 26Series 27Series 28Series 29Series 31Series 32Series 33Series 34Series 35Series 36Series 37Series 38
TS 33.969
Study on security aspects of Public Warning System (PWS)
Security
Rel-15TSSecurityUpdated 2026-07-25
TS 33.980
Liberty Alliance and 3GPP security interworking; Interworking of Liberty Alliance Identity Federation Framework (ID-FF), Identity Web Services Framework (ID-WSF) and Generic Authentication Architecture (GAA)
Security
Rel-15TSSecurityUpdated 2026-07-25
TS 33.995
Study on security aspects of integration of Single Sign-On (SSO) frameworks with 3GPP operator-controlled resources and mechanisms
Security
Rel-15TSSecurityUpdated 2026-07-25