英和和英

a cipher-key

a master key

the key of D major

Nordic skiing

in cipher

a secret key or password is required for decryption

the typewriter key used for back spacing

being hook shaped

write in cipher

to cipher a message

the action of playing on or using a keyboard

a master switch

a shift key

a key of a keyboard

a key ring

smart key

break the code

to decipher a code

break a code

to decipher a code

a unit used for gene information, called codon

Crack a code

the structure of a secret code

a password

a password

a {selecting switch}

to wire in cipher

a system of cryptography in which a key of cipher is opened and a complexkey is kept by a receiver secretly

a key on a typewriter keyboard, called a backspace key

a bolt and lock