For the purposes of the present document, the following terms and definitions apply.
Subscriber certificate:
a certificate issued to a subscriber. It contains the subscriber's own public key and possibly other information such as the subscriber's identity in some form.
CA certificate:
A Certificate Authority signs all certificates that it issues with its private key. The corresponding Certificate Authority public key is itself contained within a certificate, called a CA Certificate.
For the purposes of the present document, the following abbreviations apply:
AK
Anonymity Key
AKA
Authentication and Key Agreement
B-TID
Bootstrapping Transaction Identifier
blob
Binary Large Object
BSF
Bootstrapping Server Function
CA
Certificate Authority
CMC
Certificate Management Messages over CMS
CMP
Certificate Management Protocols
CMS
Cryptographic Message Syntax
GAA
Generic Authentication Architecture
GBA
Generic Bootstrapping Architecture
HSS
Home Subscriber System
IK
Integrity Key
MNO
Mobile Network Operator
NAF
Network Application Function
PKCS
Public-Key Cryptography Standards
PKI
Public Key Infrastructure
UE
User Equipment