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ETSI TS 133 220
M00001877
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ETSI TS 133 220 Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Generic Authentication Architecture (GAA); Generic Bootstrapping Architecture (GBA) (3GPP TS 33.220 version 12.3.0 Release 12)
standard by European Telecommunications Standards Institute, 10/01/2014
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ETSI TS 133 220 describes the security features and mechanisms to bootstrap authentication and key agreement forapplication security. Candidate applications to use this bootstrapping mechanism include but are not restricted tosubscriber certificate distribution TS 33.221 [5]. Subscriber certificates support services whose provision mobileoperator assists, as well as services that mobile operator provides.The scope of this specification includes generic bootstrapping functions, an architecture overview and the detailedprocedure how to bootstrap the credential.
Clause 4 of this specification describes a mechanism, called GBA_ME, to bootstrap authentication and key agreement,which does not require any changes to the UICC. Clause 5 of this specification describes a mechanism, called GBA_U,to bootstrap authentication and key agreement, which does require changes to the UICC, but provides enhanced securityby storing certain derived keys on the UICC. Annex I of this specification describes a mechanism, called 2G GBA, tobootstrap authentication and key agreement using 2G AKA protocol. Annex M of this specification describes amechanism, called GBA_Digest, to bootstrap authentication and key agreement using HTTP Digest protocol with SIPDigest credentials.