Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Generic Authentication Architecture (GAA); Support for subscriber certificates (V11.0.1; 3GPP TS 33.221 version 11.0.1 Release 11)
The present document describes subscriber certificate distribution by means of generic bootstrapping architecture (GBA) TS 33.220 [11]. Subscriber certificates support services whose provision the mobile operator assists@ as well as services that are offered by the mobile operator. The scope of this specification presents signalling procedures for support of issuing certificates to subscribers and the standard format of certificates and digital signatures. It is not intended to duplicate existing standards being developed by other groups on these topics@ and will reference these where appropriate.