Hi,

On Thu, Oct 10, 2024 at 1:57 AM Thorsten Leemhuis <li...@leemhuis.info> wrote:
>
> On 10.10.24 10:42, Sedat Dilek wrote:
> > On Thu, Oct 10, 2024 at 10:29 AM Sedat Dilek <sedat.di...@gmail.com> wrote:
> >> On Thu, Oct 10, 2024 at 10:19 AM Thorsten Leemhuis <li...@leemhuis.info> 
> >> wrote:
> >>> On 10.10.24 09:00, Thorsten Leemhuis wrote:
> >>
> >> That was wrong in the original code which you moved:
> >>
> >> +config MODULE_SIG_SHA384
> >> +       bool "SHA-384"
> >> +       select CRYPTO_SHA512 <--- SHA*384*
> >
> > Thorsten, please fix it!
>
> That looks intentional to me -- and CRYPTO_SHA384 from a quick look does
> not even exist.

It is intentional. SHA-384 is just truncated SHA-512 with different
initial hash values. The same with SHA-224/256.

> But that's not at all my area of expertise, so I would not want to touch
> it anyway.
>
> Ciao, Thorsten
>
> P.S.: Vegard Nossum mentioned in the fediverse that I could also solve
> the problem the patch is about by adding "default MODULE_SIG_SHA512" to
> the "choice" section; haven't tried that, but that sounds like a better
> solution. Will likely give it a try, unless someone brings up unwanted
> side effects this might cause.

Yes, that would be a much better way to change the default. Overall,
moving away from SHA-1 seems like a good idea and SHA-512 feels like a
reasonable choice. Luis, do you see any issues with changing the
default here?

Sami

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