Hi Eran,
At the moment, no. Right now we simply use whatever OpenSSL does for
generating `k`.
Alex
On Mon, Dec 12, 2016 at 6:43 AM, Eran Messeri via Cryptography-dev <
cryptography-dev@python.org> wrote:
> Hi,
>
> Is there a way to generate deterministic ECDSA signatures?
> With the following code I get a different signature each time:
> eckey = default_backend().load_pem_private_key(pkey_pem, password=None)
> eckey.sign('test', ec.ECDSA(hashes.SHA256()))
>
> But to implement signing code compliant with RFC6962-bis (section 12.4,
> draft 21: https://tools.ietf.org/html/draft-ietf-trans-rfc6962-
> bis-21#section-12.4) the signature produced has to be the same every time.
>
> Thanks,
> Eran
>
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>
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