On Thu, May 18, 2023 at 09:22:34PM +0900, Byung-Hee HWANG via Postfix-users 
wrote:
> Byung-Hee HWANG via Postfix-users <postfix-users@postfix.org> writes:
> 
> > Now i added DNSSEC. Currently it is being registra job. 10 minutes ago,
> > i did make some DS record at Cloudfalre.
> >
> > Thanks to Joachim, Patrick and raf ^^^
> 
> And now i added TLSA record for only *outbond* smtp server,
> <<yw-1204.doraji.xyz>>. I read Patrick's blog[1]. Still i'm not sure my
> setting is OK.
> 
> And i did update(add) tls_policy:
> <quote: /etc/postfix/tls_policy>
> debian.org    dane
> .debian.org   dane
> postfix.org   dane-only
> sys4.de       dane-only
> dukhovni.org  dane-only
> </quote>
> 
> 
> [1] https://blog.sys4.de/blog/outbound-dane/
> 

Ah now i see log as *OK* signal:
<quote>
yw-1204 postfix/smtp[27985]: Verified TLS connection established to 
list.sys4.de[188.68.34.52]:25: TLSv1.3 with ...
</quote>
Wow! Now i'm DANE user!!

And i added <<raf.org>> at tls_policy as dane-only.


Thanks, Byung-Hee from South Korea
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