Author: Jeremy Harris Date: To: exim-users Subject: Re: [exim] A TLS fatal alert has been received.: Insufficient
security
On 11/06/2019 05:12, Thomas Krichel via Exim-users wrote: > I have an issue that has a similar feel to it. It's with a host of
> Germanic providers gmx.de, gmx.at, web.de, mailbox.org ...
>
> 2019-03-25 09:00:08 1h8LSh-0001oy-Uy DANE attempt failed; TLS connection
> to mx-ha03.web.de [212.227.15.17]: (certificate verification failed): TLSA
> record problem: There was error initializing the DNS query.
It'd be useful to know whether this DNS access is being done by
Exim of by the GnuTLS library. Would it be possible to get debug
output for a sample? What about a packet capture, for the same sample?
