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In the history of cryptography, the "System 97 Typewriter for European Characters" (九七式欧文印字機 kyūnana-shiki ōbun injiki) or "Type B Cipher Machine", codenamed Purple by the United States, was an encryption machine used by the Japanese Foreign Office from February 1939 to the end of World War II.
The US Army's SIS broke into the highest level Japanese diplomatic cypher (called PURPLE by the US) well before the attack on Pearl Harbor. PURPLE produced little of military value, as the Japanese Foreign Ministry was thought by the ultra-nationalists to be unreliable. [citation needed]
U.S. and British cryptographers had broken some PURPLE traffic well before the attack on Pearl Harbor. However, the PURPLE machines were used only by the Foreign Office to carry diplomatic traffic to its embassies.
Some street lights at Palm Beach County intersections are turning a bright shade of purple. According to Florida Power & Light, the reason is because of a manufacturer defect in some LED...
The most important diplomatic cipher used by the Foreign Office was Purple. The Japanese military (army) effectively controlled Japanese foreign policy, and told the Foreign Office little. But decrypted Purple traffic was valuable militarily, particularly reports from Nazi Germany by Japanese diplomats and military and naval attachés.
Traffic cones are typically used outdoors during road work or other situations requiring traffic redirection or advance warning of hazards or dangers, or the prevention of traffic. Traffic cones are also used to mark where children are playing or to block off an area.
A stop light party, stoplight party, traffic light party or traffic party is a party at which guests wear different colors indicating their relationship -seeking status. [1] While they may be held anytime, anywhere; they are commonly held around Valentine's Day and in areas around colleges and universities. [1]
Florida adds a Purple Alert to its color alert system to help officials locate missing adults with mental or developmental disabilities.
In the Pacific theatre, a Japanese cipher machine, called "Purple" by the Americans, was used for highest-level Japanese diplomatic traffic. It produced a polyalphabetic substitution cipher, but unlike Enigma, was not a rotor machine, being built around electrical stepping switches.
The Purple Line is a part of the Namma Metro rail system for the city of Bengaluru, Karnataka, India. [1] As of 2023, the line is 43.49 km (27.02 mi) long and spans 37 stations from Challaghatta in the southwest to Whitefield (Kadugodi) to the east. [2]