英和和英

a unit used for gene information, called codon

in a cryptographic manner

break the code

a cipher-key

write in cipher

to cipher a message

the structure of a secret code

a cryptograph

break a code

Crack a code

cryptography

a code called Playfair cipher

a private code

a line of business dealing with secret codes

to wire in cipher

sign and countersign

to decipher a code―decode a message

a cipher telegram

the finger-print method―the finger-print system

finger reading

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

a message written in code

Give the password!

of or relating to cryptanalysis

syntax

the Visinel secret coding table

a test

act of writing in code or cipher

a sentence converted to code

in cipher