I came across Shamir's Secret Sharing recently when thinking about how a partial password scheme might best be implemented. I even went as far as writing up an

I came across Shamir's Secret Sharing recently when thinking about how a partial password scheme might best be implemented. I even went as far as writing up an implementation of the cryptographic aspects. https://jonathanstreet.com/blog/partial-passwords/ https://jonathanstreet.com/blog/partial-passwords/