On Thu, Sep 28, 2023 at 8:55 PM Arne Schwabe <a...@rfc2549.org> wrote:

>
> Am 29.09.2023 um 01:08 schrieb mike tancsa:
>
> Hi Selva,
>
>     Thank you for looking!
>
> My guess is that something in the certificate or private key is not to
> OpenSSL 3.1's liking and it rejects it. Is there any way for you to check
> the
> contents of the token independently using a tool linked against OpenSSL
> 3.1 ?
>
> What am I looking for in that case ?  Taking a look at the cert just with
> openssl 3.0 on FreeBSD releng14 it seems ok with it. Same with the Windows
> version 3.1.x that comes with OpenVPN. Is it possible it doesnt like the
> sha1RSA sig ?
>
> OpenSSL 3.0 has security 1 by default (OpenSSL 3.1 has 2 by default)  and
> that does not allow SHA1 signatures anymore. See
> https://www.openssl.org/docs/man3.1/man3/SSL_CTX_set_security_level.html
>

Good point. But, unless the config has "tls-cert-profile foo", we still
default to legacy and call SSL_CTX_set_security_level(ctx, 1), isn't it?
Wouldn't that allow SHA1 with 3.1.x ?

Selva
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