Support newer ASN.1 signature encoding formats

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#122 opened on Sep 29, 2019 0 comments 0 reactions 1 assignee View on GitHub

@gstarovo is already working on this.

Since Jan 3, 2025.

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Description

feature help wanted

SEC 1 v2.0 specifies ECDSA-Sig-Value structure with 4 values, not two, and one alternative formatting:

ECDSA-Sig-Value with a or y elements
ECDSA-Full-R structure

add support for creating those signatures and verifying them (create alternatives for https://github.com/tlsfuzzer/python-ecdsa/blob/93b04ba3ddb7c2716e07761393a179c061718c34/src/ecdsa/util.py#L365 and https://github.com/tlsfuzzer/python-ecdsa/blob/93b04ba3ddb7c2716e07761393a179c061718c34/src/ecdsa/util.py#L231 that can handle them)

Dominant language: Python
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Forks: 343
PR merge metrics: No merged PRs in 30d

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