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Use deterministic signing #16

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szszszsz opened this issue May 16, 2019 · 1 comment
Open

Use deterministic signing #16

szszszsz opened this issue May 16, 2019 · 1 comment
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enhancement New feature or request
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Version 2.1

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@szszszsz
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Use deterministic signing, as in: https://github.com/trustcrypto/libraries/blob/419fe44dbd5ab065f118df31881185f32aab0ee7/fido2/crypto.cpp#L190

Source: solokeys#158 (comment)
@szszszsz szszszsz added this to the Version 1.0 milestone Jun 7, 2019
@szszszsz
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RFC for deterministic ECC signing: https://tools.ietf.org/html/rfc6979.
Briefly, it differs from the base method by deterministically calculating the k parameter using HMAC, resulting in the same signature for the same data.

Documentation for the used ECC implementation in micro-ecc:

Implementation discussion:
kmackay/micro-ecc#37

Use example: trustcrypto/libraries@419fe44

@szszszsz szszszsz modified the milestones: Version 1.0, Version 1.1 Sep 12, 2019
@szszszsz szszszsz modified the milestones: Version 2.0, Version 2.1 May 18, 2020
@szszszsz szszszsz added the enhancement New feature or request label May 19, 2020
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