From 435585ddc3a2b5131b889359e2d40b76fe89ba19 Mon Sep 17 00:00:00 2001 From: Jeff Burdges Date: Tue, 25 Sep 2018 01:18:48 -0400 Subject: Say randomized --- taler-fc19/paper.tex | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/taler-fc19/paper.tex b/taler-fc19/paper.tex index 18a9b08..30024a6 100644 --- a/taler-fc19/paper.tex +++ b/taler-fc19/paper.tex @@ -1084,7 +1084,6 @@ with the generic instantiation. \begin{theorem} Our instantiation satisfies anonymity. \end{theorem} -% TODO: PRF suffices \begin{proof} We give a proof via a sequence of games $\mathbb{G}_0(b), \mathbb{G}_1(b), @@ -1164,9 +1163,8 @@ with the generic instantiation. We observe in $\mathbb{G}_2$ that as $x_\gamma$ is uniform random and not learned by the adversary, the generation of $(\V{skCoin}_\gamma, \V{pkCoin}_\gamma)$ and the execution of the blinding protocol is equivalent (under the PRF assumption) - to using the non-determinized algorithms + to using the randomized algorithms $\algo{KeyGen}_{CSK}$ and $\algo{Blind}_{BS}$. - % TODO: PRF suffices By the blindness of the $\textsc{BlindSign}$ scheme, the adversary is not able to distinguish blinded values from randomness. Thus, the adversary is -- cgit v1.2.3