Steckerbrett - Plug board (sometimes referred to as "steckerboard"). Schreibmax - An optional printer attachment for the Enigma. Rotor period - Number of keystrokes for a complete cycle (e.g. Rotor - Rotatable disc with 26 electrical contacts arranged in a circle joining one face to another in a scrambled pattern. Ringstellung - German for "ring setting". Ring Setting - The ring settings are used to change the position of the internal wiring relative to the rotor. Reflector - Non-rotating wheel which returned connections back into the rotors. Plugboard - The front panel board with 26 plugs which could be jumpered by 10 cables. M4 - Four rotor version of the Enigma used by the German Navy for U-boat traffic. Letter blocks - Grouping of an encrypted message in letters, usually 4 or 5 characters per block. Lampboard - The Enigma board containing the 26 alphabetic lamps. Groups to identify the key to the receiver. Kennegruppe - Message discriminant (plural Kenngruppen). Grundstellung - German for "ground setting". Also known as Griechenwalze (Greek wheel) or Zusatswalze (additional wheel). Greek wheel - The fourth rotor of the M4, which could be one of two identified with the Greek letters Beta and Gamma. Here is a list I put together of some of the most common terms, and a brief definition of each of them.īegleitbuch - A record book that accompanied each Enigma unit.īomba - A machine designed by the Polish Cipher Bureau to break Enigma ciphers.īombe - An electro-mechanical device developed at Bletchley Park by Alan Turing and others to break Enigma ciphers.Ĭipher text - the encrypted form of a message.Ĭlear text - The original, unencrypted, text of a message.Ĭrib - A section of plain text thought to correspond to the ciphertext. This can be confusing, especially when both English and German terms are used. Descriptions of and documents about the Enigma machine refer to a number of terms.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |