Related Clues:

• In cryptic version, crosswords often will be started and completed outside
• Recording includes verse that's not immediately understood?
• One who won't fight to stop over as secrets are dispatched?
• Deed con (anag.)
• Terminated, accepting company's secret missive could be so
• Cryptically expressed to hoax journalist
• Popular commander of French using secret language
• Record contains poem in encrypted format
• Like many N.S.A. communications
• How some diplomats communicate
• Not made clear
• Needing decryption
• In need of a cracker, perhaps
• Like some spy messages
• One way to communicate