Answer:

encode

Answer	Crossword Clue
ENCODE	Convert to machine language
ENCODE	Make a message secret
ENCODE	Program a smart card

ENCODE	Make secret
ENCODE	Put in cipher
ENCODE	Obfuscate, in a way
ENCODE	Convert into machine language
ENCODE	Render hard to read
ENCODE	Render unreadable, in a way
ENCODE	Do some espionage work
ENCODE	What cryptographers do

ENCODE	Protect from a cyberattack, say
ENCODE	Make unreadable to enemy agents
ENCODE	Translate from plaintext
ENCODE	Write a computer program for
ENCODE	Put into a cipher
ENCODE	Cipher "Sighted sub, sank same," say
ENCODE	Make hard to read
ENCODE	Protect from unfriendly eyes

ENCODE	Try to make undecipherable
ENCODE	Render a secret message secret
ENCODE	Create a cryptogram
ENCODE	Scramble, as a secret message
ENCODE	Make cryptic
ENCODE	Write, as a secret message
ENCODE	Create, as a cryptogram
ENCODE	Write, as cryptograms

ENCODE	Symbolize, maybe
ENCODE	Prepare a spy's instructions, perhaps
ENCODE	Make hard to read, in a way
ENCODE	Change into ciphertext
ENCODE	Protect from the enemy, in a way
ENCODE	Compose cryptograms.
ENCODE	Put into cipher.
ENCODE	Camouflage a message

ENCODE	Put into cipher
ENCODE	Construct a cipher
ENCODE	Convert into cipher
ENCODE	Convert to Morse
ENCODE	Convert a message