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.
2019
2022
2012
2007
1969
2015
2021
2014
2025
2003
2009
2017
1992
2011
2010
2016