Not many know about it, but this paper (written in 1948) stemmed from a lesser-known paper Shannon wrote in 1945 called "A Mathematical Theory of Cryptography"[

Not many know about it, but this paper (written in 1948) stemmed from a lesser-known paper Shannon wrote in 1945 called "A Mathematical Theory of Cryptography"[0]. [0]: https://evervault.com/papers/shannon https://evervault.com/papers/shannon