Thanks for your reply.
Exim version is 4.88 the standard package in the OpenSuse 15.1 distro
Don't know how to check which TLS library it's built with.
On 04/03/2020 13:39, Bill Cole via Exim-users wrote: > On 4 Mar 2020, at 4:06, Graham McAlister via Exim-users wrote:
>
>> I have successfully set up DKIM using rsa keys, but am having issues
>> with ed25519 keys.
>> Using an ed25519 key I get
>> DKIM: signing failed: RSA_PRIVKEY
>> in the exim log. As I said, RSA key works.
>
> What version of Exim are you using and which TLS library is it built
> with?
>