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| cryptonet; Defense Secure NET-work (Министерства обороны США) | |||
| secure communications network | |||
| classified network; secure network | |||
| сеть засекреченной связи: 21 phrases in 4 subjects |
| Information security and data protection | 3 |
| Mass media | 1 |
| Military | 12 |
| Security systems | 5 |