Bomba (cryptography)
| Methods and technology | 
|---|
| Locations | 
| Personnel | 
| Chief Gwido Langer German Section cryptologists   Wiktor Michałowski Chief of Russian Section Jan Graliński Russian Section cryptologist Piotr Smoleński | 
The bomba, or bomba kryptologiczna (Polish for "bomb" or "cryptologic bomb"), was a special-purpose machine designed around October 1938 by Polish Cipher Bureau cryptologist Marian Rejewski to break German Enigma-machine ciphers.