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Enigma – in the footsteps of the Polish cryptologists

Marian Rejewski, Jerzy Różycki and Henryk Zygalski, graduates of the university in Poznań, attended a secret cryptology course of the Cipher Bureau from 1929, and in the 1930s in Warsaw they broke the ciphers of the German Enigma machine.

  1. Centrum Szyfrów Enigma Poznań · Greater Poland
    An interactive centre on the history of breaking Enigma in the Collegium Martineum building, opened in September 2021; co-funded by the City of Poznań and Adam Mickiewicz University.
  2. Pomnik Kryptologów Poznań · Greater Poland
    Unveiled in 2007 in front of the Zamek Culture Centre: a bronze prism about 4 metres tall with the names of the three cryptologists among digits.
  3. Pyry – miejsce spotkania kryptologów w 1939 r. Warszawa · Masovian
    On 25–26 July 1939, at the Cipher Bureau centre in Pyry, Polish cryptologists presented their work on Enigma, including the cryptologic bomb, to the British and French.

Route source: notesfrompoland.com; descriptions based on the institutions' websites (as of 2026-11-06).