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Rethink context objects #637
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As of latest secp master, there are a few things that we can take advantage of in the rust ecosystem.
Notes pasted from CHANGELOG.
secp256k1_context_static
. Randomizing a copy ofsecp256k1_context_static
did not have any effect and did not provide defense-in-depth protection against side-channel attacks. Create a new context if you want to benefit from randomization.SECP256K1_CONTEXT_VERIFY
andSECP256K1_CONTEXT_SIGN
. UseSECP256K1_CONTEXT_NONE
instead.Few suggestions to get things started:
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