Center for Appropriate Transport Center for Appropriate Transport The Center for Appropriate Transport (CAT) is a non-profit community center dedicated to bicycles and alternative transport located in Eugene, Oregon, United States. CAT holds publicly funded educational workshops for teaching youth from ages 12 to 21. Within the facility there is a public bicycle repair workspace and a bike machine-shop for the design and manufacture of special-purpose bikes, particularly cargo bikes and recumbents. There is also a bike museum on site, a bike rack-building workshop, and a sewing facility. CAT formerly held the offices of "Oregon Cycling" magazine, which ceased publishing in 2009. CAT is
Cipher Department of the High Command of the Wehrmacht to find their perceived weaknesses, they never constructed any themselves. The chief German cryptological machine was the Enigma machine. It was invented by the German engineer Arthur Scherbius at the end of World War I, was regarded as antiquated and was considered secure only when used properly, which was generally not the case later in the war. Director Fenner was instrumental in getting them introduced into use. One item alone, the variable-notch rotor () would have made the Enigma secure after 1942. The Siemens and Halske T52-E (German:Geheimschreiber) i.e. the G-Schreiber was considered a secure teleprinter. It was considered modern