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Use wally_secp_randomize before signing #16

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Sjors opened this issue Dec 5, 2019 · 0 comments
Open

Use wally_secp_randomize before signing #16

Sjors opened this issue Dec 5, 2019 · 0 comments

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@Sjors
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Sjors commented Dec 5, 2019

Although Bitcoin signatures are deterministic thanks to RFC6979, adding entropy to libwally using wally_secp_randomize helps it protect against side-channel attacks.

https://wally.readthedocs.io/en/latest/core/#c.wally_secp_randomize
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