decipher - Dictionary definition and meaning for word decipher
CIPHER means CODE so DeCipher means DeCode
deci- this resembles decimals. if u can assume, codes in the films are in decimals. and decoded using the same.
in digital we conver ASCII numbers to decimal which are in binary form.so its conversion or decode
while transferring over internet we can cipher/Decipher text
de+cyber-> DECODING internet code