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защита связи | |||
защита средств связи (от несанкционированного доступа) | |||
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защита линий связи |
communication protection: 9 phrases in 6 subjects |
General | 1 |
Information security and data protection | 1 |
Intelligence and security services | 1 |
Military | 1 |
Security systems | 3 |
Telecommunications | 2 |