# privacy matters

By [0xdeaDAf](https://paragraph.com/@0xdeadaf) · 2022-12-06

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> The best known cryptographic problem is that of privacy: preventing the unauthorized extraction of information from communications over an insecure channel.
> 
> Diffie and Hellman, _New Directions in Cryptography_

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*Originally published on [0xdeaDAf](https://paragraph.com/@0xdeadaf/privacy-matters)*