Answer: SECRETCODE
The answer SECRETCODE has 14 possible clues. See the results below.
Possible Clues:
- Cryptographer's creation
- *Password, essentially
- It may be cracked with a key
- Spy's writing
- Go fish (letters 7-9) with 39-Across?
- Encryption for private messages
- A spy might send a message in one
- Most of the Mediterranean fish consumed by Greek Island? Crack this and you'll know the answer!
- Who wrote a 2003 best seller about a ___?
- What the answers to the six starred clues follow, as hinted at by 66-Across