How to keep an open secret with mathematics.

2019-12-31

[public] 235K views, 12.2K likes, 99.0 dislikes audio only

Shamir's Secret Sharing on wikipedia.

Teaching resource! This was made by a high school teacher in the US to use with Algebra 1, Algebra 2 and Pre-calc. It's a work in progress but you can get it here: https://www.dropbox.com/s/snee4of46ige25g/Shamir%20Secret%20Sharing%20.pdf?dl=0

I made the animated parabola in GeoGebra with help from my mate Ben Sparks. Here is the GeoGebra5 file if you'd like to have a play:

Read about finite fields on MathWorld:

Shamir Secret Sharing used with Bitcoin:

And for balance, an argument against using Shamir Sharing with Bitcoin, but rather Multisignature.

CORRECTIONS

- None yet, let me know if you spot any mistakes!

Thanks again, as always, to Jane Street for supporting this channel.

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Filming and editing by Alex Genn-Bash

Music by Howard Carter

Design by Simon Wright

MATT PARKER: Stand-up Mathematician