Across
- 3. Coded message
- 5. Perfect encryption method using random key
- 6. Attack using letter count statistics
- 9. Study of principles/methods of deciphering ciphertext without knowing key
Down
- 1. Scientific study of cryptography
- 2. Provides the techniques that underpin most information security technologies
- 4. Encrypt the word "hosted" using vigenere cipher with a key of “bc”
- 7. Info used in cipher known only to sender/receiver
- 8. A modern symmetric block cipher