Dmitry Baryshkov

> @lumag I'm confused why you need to change `RsaPublicKey`/`RsaPrivateKey` at all @tarcieri because I have to embed a `VerifyingKey` as a field into the `SigningKey`. Otherwise `as_ref()` will fail...

@tarcieri as a side note: While this PR is intrusive, it removes the required usage of `RsaPrivateKey`, making all `SigningKey` implementations first class citizens. Also note, that ECDSA signing keys...

I have rebased this PR on top of RSA 0.7.0. Note, I had to disable `AsRef for SigningKey` implementations. Since `RsaPrivateKey` is not a field of `SigningKey`, I don't see...

Yes, `AsRef` sounds like a more flexible solution

@daniel-thompson I could not reproduce `bitbake make-mod-scripts` failure this either with master or with dunfell branch, either with rpb distro or with nodistro (and using jut oe-core, meta-oe and meta-qcom)....

LGTM

@ndechesne should we merge this?

Converted to the draft to prevent accidentially merging this PR.

> I would prefer to merge once we know that everything is working. But we already have the 1036.1 recipe! This PR just adapts it to be able to download...

GOST digital signature alsorithm is missing. However additional care should be taken while implementing it. The standard is clueless with respect to endianness of the used numbers. The implementation should...