The beginning of Public-key cryptography
https://twitter.com/LucasNuzzi/status/1102620974216871936 [twitter.com]
2019-03-08 18:26
“Can the reader say what two numbers multiplied together will produce the number 8616460799? I think it unlikely that anyone but myself will ever know”
-William S Jevons, The Principles of Science, 1874
source: green