Design in Plain Sight Can Be Missed

Spy movies often show attempts to pass secret messages to allies without tipping off the enemy. History records many true stories of this practice going back to Julius Caesar, and probably earlier. If the enemy learns the secret, however, the method gets compromised; lives could be at stake. Consequently, there are increasingly elaborate attempts to design protocols for "hiding messages in plain sight" -- the art of steganography.

We mentioned this form of intelligent design science in actio...