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Bomba (cryptography)
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{{Short description|Polish decryption device}} {{about|the Polish decryption device|the later British decryption device at Bletchley Park|Bombe}} [[File:Bomba full.jpg|thumb|Diagram of Rejewski's cryptologic bomb. For clarity, only one set of three rotors is shown (1); in reality, there were six such sets. An electric motor (2) turns the rotors. 3: Switches.]] {{Cipher Bureau}} The '''''bomba''''', or '''''bomba kryptologiczna''''' (Polish for "'''bomb'''" or "'''cryptologic bomb'''"), was a special-purpose machine designed around October 1938 by [[Cipher Bureau (Poland)|Polish Cipher Bureau]] cryptologist [[Marian Rejewski]] to break German [[Enigma machine|Enigma-machine]] ciphers.
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