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Amortization with Fewer Equations for Proving Knowledge of Small Secrets
zero knowledge protocols proofs of knowledge
2017/3/31
For a linear function ff, a vector xx with small coefficients, and a vector y=f(x)y=f(x), we would like to be able to give a zero-knowledge proof for the knowledge of an x′x′ with small coefficients t...
Conditional Disclosure of Secrets: Amplification, Closure, Amortization, Lower-bounds, and Separations
Communication Complexity Conditional Disclosure of Secrets Amplification
2017/2/24
In the \emph{conditional disclosure of secrets} problem (Gertner et al., J. Comput. Syst. Sci., 2000) Alice and Bob, who hold inputs xx and yy respectively, wish to release a common secret ss to Carol...