Make smtpd connections trusted

Question

Make smtpd connections trusted

ratsbane opened this issue 5 years ago · comments

Note that this is part of a broader effort to stop outbound emails from being caught by spam filters.

Postfix log shows, for outbound emails: "Untrusted TLS connection established"

Mar 12 16:02:13 airwho postfix/smtp[20284]: Untrusted TLS connection established to hilton-com.mail.protection.outlook.com[104.47.37.36]:25: TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)

Douglas Sims · Answer 1 · Wed Mar 13 2019 05:57:08 GMT+0800 (China Standard Time)

Fixed by adding cert path to postfix config: https://serverfault.com/questions/858311/postfix-untrusted-tls-connection commit 887b6c0