Discover the fascinating story of Elizebeth Smith Friedman, the groundbreaking cryptanalyst who helped bring down gangsters and break up a Nazi spy ring in South America. Her work helped lay the foundation for modern codebreaking today.
2017
1976
1985
2001
2002
1973
2006
1961
2007
1949
2023
1987
2013
1992
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2012
2011
1983