Where can I learn about proven methods for sharing cryptographic keys?

Question

Suppose that a group wants to encrypt some information, then share the encryption key among the group members in a way that requires the consensus of the group to decrypt th

Answer 1

I have always been fascinated by this secret sharing technique. I've seen code implementing it on the internet, but have never seen actual applications. Shamir's secret sharing The wikipedia article links to some actual code, as well as the original academic article.