On July 24, 1909, Jerzy Różycki was born in Oliwa – a mathematician, cryptologist, and one of the heroes of the silent war, fought not in the trenches but behind desks, with pencil, paper, and ciphertexts in hand. His life and death, like the secrets of the German Enigma cipher machine, remain shrouded in mystery … Continue reading Jerzy Różycki – the man who broke Enigma and died in mysterious circumstances.