 |
| |||
| ciphony; cyphony | |||
| криптографическая защита телефонной связи: 3 phrases in 2 subjects |
| Information security and data protection | 1 |
| Security systems | 2 |
|
| |||
| ciphony; cyphony | |||
| криптографическая защита телефонной связи: 3 phrases in 2 subjects |
| Information security and data protection | 1 |
| Security systems | 2 |