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ETSI TS 143 020
M00002676
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ETSI TS 143 020 Digital cellular telecommunications system (Phase 2+) (GSM); Security related network functions (3GPP TS 43.020 version 14.3.0 Release 14)
standard by European Telecommunications Standards Institute, 08/01/2017
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ETSI TS 143 020 specifies the network functions needed to provide the security related service and functions specified in 3GPP TS 42.009.This specification does not address the cryptological algorithms that are needed to provide different security related features. This topic is addressed in annex C. Wherever a cryptological algorithm or mechanism is needed, this is signalled with a reference to annex C. The references refers only to functionalities, and some algorithms may be identical or use common hardware.