Leave a review over at Podchase.com this month and help raise money for World Central Kitchen and help Ukrainian Refugees.https://www.podchaser.com/podcasts/everything-everywhere-daily-1324776--------------------------------Ever since people have had secrets, people have taken measures to protect those secrets. 

The first methods to hide secrets were simple and mechanical. Over time they became more elaborate and used machines. Today, they are mathematical and would require an enormous amount of computing power to decipher. 

Learn more about cryptography and how communications are kept secret, on this episode of Everything Everywhere Daily.--------------------------------

Associate Producers: Peter Bennett & Thor ThomsenBecome a supporter on Patreon: https://www.patreon.com/everythingeverywhere

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