chiffrement: 73 phrases in 12 subjects |
Astronautics | 1 |
Communications | 3 |
Computer networks | 1 |
Computers | 11 |
Cryptography | 7 |
Information security and data protection | 1 |
Information technology | 1 |
Meteorology | 1 |
Microsoft | 34 |
Military | 9 |
Technology | 3 |
Telecommunications | 1 |