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Constant-time comparison of nullifiers in scan_block #120

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str4d opened this issue Sep 12, 2019 · 1 comment
Open

Constant-time comparison of nullifiers in scan_block #120

str4d opened this issue Sep 12, 2019 · 1 comment
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light client SECURITY
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Scan Performance

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@str4d
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str4d commented Sep 12, 2019

From #84.
@str4d str4d added the SECURITY label Sep 12, 2019
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str4d commented Sep 12, 2019

This was mostly completed in 2bafc68 as part of #114. The remaining non-constant-time behaviour is in filtering out negative results, and it's not obvious to me whether this is something that is exploitable. cc @defuse

@str4d str4d added this to the Zashi 1.0 performance milestone Jan 11, 2024
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