For the purposes of the present document, the following terms and definitions apply.
The property that information is not made available or disclosed to unauthorised individuals, entities or processes.
The property that data has not been altered in an unauthorised manner.
Data origin authentication:
The corroboration that the source of data received is as claimed.
The provision of assurance of the claimed identity of an entity.
For the purposes of the present document, the following abbreviations apply, TR 21.905
contains additional applicable abbreviations:
Authentication and key agreement
Access Point Name
Bootstrapping Server Function
Call Session Control Function
Encapsulating Security Payload
Generic Bootstrapping Architecture
Gateway GPRS Support Node
HyperText Transfer Protocol
HTTP over TLS
IM Private Identity
IM Public Identity
IP Multimedia Core Network Subsystem
IM Services Identity Module
Network Application Function
Network Domain Security for IP based Protocols
Proxy Call Session Control Function
Packet Data Protocol
Session Initiation Protocol
Transport Layer Security