decryption : 66 phrases in 12 subjects |
Communications | 1 |
Computers | 7 |
Cryptography | 7 |
General | 1 |
Information security and data protection | 26 |
Information technology | 2 |
Mass media | 2 |
Microsoft | 1 |
Programming | 2 |
Security systems | 12 |
Technology | 3 |
Telecommunications | 2 |