In the shadows of the celebrated British codebreaking efforts at Bletchley Park stands a lesser-known but equally vital chapter in the story of defeating Nazi Germany’s most guarded secret—the Enigma cipher. Decades before Alan Turing’s Bombe machines and the intelligence revolution at Bletchley, three Polish mathematicians—Marian Rejewski, Jerzy Różycki, and Henryk Zygalski—achieved a feat that … Continue reading Forgotten Pioneers: How Polish Codebreakers Cracked Enigma Before Turing