Fish (cryptography)
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Fish was the UK's GC&CS Bletchley Park codename for any of several German teleprinter stream ciphers used during World War II. Enciphered teleprinter traffic was used between German High Command and A
German prisoners prepare the "Russian Fish" for loading and shipment to England.
The Lorenz SZ42 machine with its covers removed. Bletchley Park museum
Arne Beurling
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Arne Carl-August Beurling was a Swedish mathematician and professor of mathematics at Uppsala University and later at the Institute for Advanced Study in Princeton, New Jersey. Beurling worked extensi
Arne Beurling in 1940s
Statue of Arne Beurling in Uppsala.
Arne Beurling´s family grave at Norra begravningsplatsen in Solna.