WE SHALL ENCIPHER WITH THE NEW ENIGMA. Thus, Hut 8 cryptanalysts thought that all four rotors were used to encipher weather reports. To encipher or encode is to convert information into cipher or code. The famous cipher machines of World War II encipher in a polyalphabetic system. An "enciphering-deciphering knob" on the left side of the machine is set to "encipher".