To follow someone for purposes of observation
A spy uses an __ rather than their real name
A cryptologist tries to __ the enemies' codes
Spies use __ to send communications that the enemy can't read
A safe __ is a place in enemy territory where the spy is protected
To follow someone through the wilderness
Having a small one of these can help a spy gather information
A message can be encrypted using a __ or code
Another word for a secret or undercover operation
__ Hale was executed for spying by the British in 1776
This language was used in WWII to confuse the Japanese
MI6 is the __ equivalent of the CIA
Reconnaissance before a __ helps the operatives prepare
The Rosenbergs were executed in 1953 for passing secrets to the __
If you want to secretly listen to a phone conversation you'll need a __
A person might wear a __ while spying
She was the most famous spy of World War I
After a spy completes his mission he is __ by his superiors
Formal term for spying
Stars and spies like to go __ so that no one recognizes them
The most famous spy created by Ian Fleming
The OSS, or Office of __ Services preceded the CIA
__ helps objects and people blend into the natural surroundings
Spies may spread __ against the enemy government
A deceptive appearance or strategy to fool an enemy
An __ agent may use an alias or disguise to travel unnoticed
__ work can be boring if the one being watched doesn't do much
Listening in to conversations is called __