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.
2001
1995
2004
1927
1981
2016
2015
1994
2000
1953
1958
2007
1987
2009
2022
1950