 |
| band scrambler: 10 phrases in 4 subjects |
| Electronics | 1 |
| Information security and data protection | 3 |
| Makarov | 1 |
| Security systems | 5 |
|
| band scrambler: 10 phrases in 4 subjects |
| Electronics | 1 |
| Information security and data protection | 3 |
| Makarov | 1 |
| Security systems | 5 |