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| средства защиты от несанкционированного доступа | |||
| protection facility: 16 phrases in 9 subjects |
| Cryptography | 2 |
| Information security and data protection | 3 |
| Nanotechnology | 1 |
| Nuclear and fusion power | 3 |
| Oil and gas | 1 |
| Production | 1 |
| Security systems | 1 |
| Technology | 1 |
| Telecommunications | 3 |