Sharing secrets and distributing passwords

Re:Sharing secrets and distributing passwords by xk_id on Saturday November 03, 2012 @09:32PM (#4738570)

really? that's amazing! I'd love to see a formal proof of this.

edit: I suppose this counts as proof http://www.had2know.com/academics/cubic-through-4-points.htm..., but atm I don't remember why matrixes are connected with equations.

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Re:Sharing secrets and distributing passwords by joshzayin on Saturday November 03, 2012 @09:52PM (#4738618)

There's a more general proof at https://docs.google.com/viewer?a=v&q=cache:euFgQLUCTfwJ:... that looks reasonable at a skim.

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Re:Sharing secrets and distributing passwords by xk_id on Saturday November 03, 2012 @10:31PM (#4738715)

Awesome!

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