ATMTrfRspn
                Mandatory
                Hdr
                Mandatory
                PrtctdATMTrfRspn
                Optional
                CnttTp
                Mandatory
                EnvlpdData
                Mandatory
                Vrsn
                Optional
                Rcpt
                Repetition (1..n)
                KeyTrnsprt
                Choice
                Vrsn
                Optional
                RcptId
                Mandatory
                Key Encryption Algorithm
KeyNcrptnAlgo
                Mandatory
                Definition: Algorithm to encrypt the key encryption key (KEK).
Type: AlgorithmIdentification11
Algo
                Mandatory
                Param
                Optional
                NcrptdKey
                Mandatory
                KEK
                Choice
                KeyIdr
                Choice
                NcrptdCntt
                Optional
                ATMTrfRspn
                Optional
                SctyTrlr
                Optional