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| security infrastructure (ssn) | |||
| security framework (Litania) | |||
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| security infrastructure | |||
| инфраструктура безопасности: 14 phrases in 9 subjects |
| Aviation | 1 |
| General | 1 |
| Information security and data protection | 3 |
| Law | 2 |
| Programming | 1 |
| Security systems | 3 |
| Technology | 1 |
| Trade unions | 1 |
| United States | 1 |