Problems adding specific extensions to signed certificates

Michael Leone turgon at
Fri Feb 7 18:46:44 UTC 2020

On Fri, Feb 7, 2020 at 12:35 PM Michael Wojcik
<Michael.Wojcik at> wrote:
> Or copied using the copy_extensions option, as noted in the discussion of that issue.
> In the OpenSSL configuration file used by "openssl ca", in the CA section (that is, the section named by the default_ca option, or in the section specified by the -name parameter to the openssl ca command), add:
>         copy_extensions=copy
> That will copy all extensions from the CSR that aren't overridden by the specified extensions section. As Rich noted in the discussion of issue 10458, and as should be obvious, this is a major security risk if you don't also control CSR generation (i.e. if your CSRs are tainted).

I will try that. Since I deal only in cert requests generated
in-house, this should be OK for us.

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