英和和英

break a code

a cipher-key

break the code

a unit used for gene information, called codon

a cryptograph

to cipher a message

write in cipher

in a cryptographic manner

crack a code

Crack a code

of or relating to cryptanalysis

the structure of a secret code

sign and countersign

a private code

a code called Playfair cipher

to decipher a code―decode a message

cryptography

to wire in cipher

a message written in code

a line of business dealing with secret codes

You are not allowed to pass unless you give the word.

a cipher telegram

break a secret code

the Visinel secret coding table

a sentence converted to code

Thieves' cant―argot―patter―slang.

Give the password!

a study called cryptography

a system of symbols, called a cipher system

act of writing in code or cipher