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ETSI TS 133 204
M00001879
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ETSI TS 133 204 Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; 3G Security; Network Domain Security (NDS); Transaction Capabilities Application Part (TCAP) user security (3GPP TS 33.204 version 12.0.0 Release 12)
standard by European Telecommunications Standards Institute, 10/01/2014
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ETSI TS 133 204 covers the security mechanisms and procedures necessary to protect all TCAP usermessages which are sent between different security domains. The complete set of enhancements and extensions tofacilitate security protection for the TCAP protocol is termed TCAPsec and it covers transport security in the TCAPprotocol itself and the security management procedures.This technical specification contains the stage 2 specification for security protection of the TCAP protocol. The actualimplementation (stage 3) specification can be found in TS 29.204 [9].