Colossus was a set of computers developed by British codebreakers in the years 1943–1945 [1] to help in the cryptanalysis of the Lorenz cipher. Colossus used thermionic valves (vacuum …

Colossus, the world's first electronic computer, had a single purpose: to help decipher the Lorenz-encrypted (Tunny) messages between Hitler and his generals during World War II.

Colossus, the first large-scale electronic computer, which went into operation in 1944 at Britain’s wartime code-breaking headquarters at Bletchley Park.

Designed by British engineer Tommy Flowers, the Colossus is designed to break the complex Lorenz ciphers used by the Nazis during World War II. A total of ten Colossi were delivered, …

The Colossus was built before ENIAC, but due to the highly classified nature of the work that went on at Bletchley Park, the plans were destroyed and those who had worked on it were sworn to …

Colossus was an electronic digital computer, built during WWII from over 1700 valves (tubes). It was used to break the codes of the German Lorenz SZ-40 cipher machine that was used by …

Apr 21, 2025 · Colossus, developed by British codebreakers during World War II, was built to crack the Lorenz-encrypted messages of the German High Command. In doing so, it …

Sep 7, 2025 · The Colossus was the first electric programmable computer used by the British during World War II. The Colossus was used as a codebreaker to decode the Lorenz cipher, …

Jun 6, 2024 · Situated within Bletchley Park, the nerve center of British intelligence during World War II, the Colossus computer played a crucial role in decrypting top-secret military …

Colossus used thermionic valves (vacuum tubes) to perform Boolean and counting operations. Colossus is thus regarded as the world's first programmable, electronic, digital computer, …