Before the 1970s, cryptography was primarily practiced in secret by military or spy agencies. But, that changed when two publications brought it into the open: the US government publication of the >Data Encryption Standard and the first publicly available work on public-key cryptography, "New Directions in Cryptography" by Dr Whitfield Diffie and Dr Martin Hellman.

https://www.youtube.com/watch?v=HScK4pkDNds

JAMESON LOPP

Professional Cypherpunk

 

https://www.lopp.net/bitcoin-information.html

https://www.coindesk.com/the-rise-of-the-cypherpunks

A Cypherpunk's Manifesto  

https://soundcloud.com/bitcoinprimitives

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