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Aug. 11, 2023, 3:48 p.m. |

Simon Willison's Weblog simonwillison.net

Shamir Secret Sharing


Cracking war story from Max Levchin about the early years of PayPal, in which he introduces an implementation of Shamir Secret Sharing to encrypt their master payment credential table... and then finds that the 3-of-8 passwords needed to decrypt it and bring the site back online don't appear to work.


Via Hacker News

encryption implementation master max ops passwords payment paypal secret story table war work

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