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межконцевое шифрование stresses
data.prot.	connection-oriented encryption; direct user to user encryption; host-to-host encryption
sec.sys.	ETE encryption; direct user-to-user encryption; end-to-end ciphering; point-to-point encryption; source-to-destination encryption; user-to-user encryption; end-to-end encryption

межконцевое шифрование: 13 phrases in 2 subjects

Information security and data protection	6
Security systems	7