Shamir Secret Sharing Materials

Memo

Materials for explaining the polynomial intuition behind Shamir Secret Sharing. The diagrams show the secret key as the y-intercept and participant shares as points on the polynomial.

Degree t - 1 Polynomial

The usual Shamir Secret Sharing setup uses a degree t - 1 polynomial for a threshold of t.

Shamir Secret Sharing degree t minus 1 polynomial

Degree t Polynomial

This variant shows the corresponding degree t notation for comparison.

Shamir Secret Sharing degree t polynomial