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Minor improvement to the type of z_j used in RedDSA batch verification. 

Signed-off-by: Daira Hopwood <daira@jacaranda.org>
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Daira Hopwood 2018-08-12 16:35:58 +01:00
parent a902df4c5c
commit 745da1e36d
1 changed files with 1 additions and 1 deletions
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protocol/protocol.tex
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@ -11457,7 +11457,7 @@ Define $\RedDSABatchVerify \typecolon (\Entry{\barerange{0}{N-1}} \typecolon \ty
\item \tab Let $\vkBytes{j} = \LEBStoOSPOf{\ellG{}}{\reprG{}(\vk_j)\kern-0.1em}$.
\item \tab Let $\RedDSASigc{j} = \RedDSAHashToScalar(\RedDSAReprR{j} \bconcat \vkBytes{j} \bconcat M_j)$.
\vspace{1ex}
\item \tab Choose random $z_j \typecolon \GF{\ParamG{r}} \leftarrowR \range{1}{2^{128}-1}$.
\item \tab Choose random $z_j \typecolon \GFstar{\ParamG{r}} \leftarrowR \range{1}{2^{128}-1}$.
\item \vspace{-2ex}
\item Return $1$ if
\vspace{1ex}