Cryptanalysis of the Enigma Bletchley Park to describe the network that used the same Enigma setting sheets. Initially these were recorded using coloured pencils and were given the names "red", "light blue" etc., and later the names of birds such as "kestrel". During World War II the settings for most networks lasted for 24 hours, although towards the end of the war, some were changed more frequently. The sheets had columns specifying, for each day of the month, the rotors to be used and their positions, the ring positions and the plugboard connections. For security, the dates were in reverse chronological order down the
Making History II: The War of the World Making History II: The War of the World Making History II: The War of the World is a World War II grand strategy computer game released in June 2010 by developer Muzzy Lane Software. "Making History II" is the successor to and gives players the ability to take full control of any world nation, colonies, regions, cities, and military units during the time leading up to and during the Second World War. In 2016, along with the other games in the series, Making History II was sold to Factus Games. In "Making History II" players are able to control any