black chamber
secret service
cryptograph
cryptosystem
codebreaker
cryptanalytics
cryptozoologist
cryptologist
black room
rubber-hose cryptanalysis
cryptographics
crypto-anarchist
undercraft
cryptoforestry
cyclometer
alphabet
keyholder
cryptoprocessing
cryptomathematician
black bag operation
cryptomathematics
cipherer
NSA
cryptovirology
cryptate
National Security Agency
nomenclator
crypto-anarchism
issuer
cryptanalysis
cryptology
monsterology
Military Intelligence Section 5
cryptography
Security Service
fusion center
cryptonymy
cryptosecurity
cryptocrystallization
MI
cyber
cryptogenesis
cryptographer
cryptominer
intelligence agent
secret agent
cryptanalyst
cryptophyte
operative
intelligence officer