TWSD-506 NESIC-1389 / Support for "system mail external server" with TLS 1.2
Review Request #1360 — Created Feb. 3, 2026 and submitted
| Information | |
|---|---|
| peteryeh | |
| AG | |
| Reviewers | |
| evalin, jasonchou, milliechou | |
SSMTP need to support TLSv1.2 for TLS and STARTTLS SMTP.
Testing with Office365.
AN# echo "Subject: TLS 1.2 Test via Office365 SMTP" | /ca/bin/ssmtp -v peteryeh@arraynetworks.com
[<-] 220 TPYP295CA0027.outlook.office365.com Microsoft ESMTP MAIL Service ready at Mon, 2 Feb 2026 03:12:45 +0000 [08DE61F430629212]
[->] EHLO AN
[<-] 250 SMTPUTF8
[->] STARTTLS
[<-] 220 2.0.0 SMTP server ready
[->] EHLO AN
[<-] 250 SMTPUTF8
[->] AUTH LOGIN bm9yZXBseV9nbEBhcnJheW5ldHdvcmtzLm5ldA==
[<-] 334 UGFzc3dvcmQ6
[->] Rm9xMzg2ODQ=
[<-] 235 2.7.0 Authentication successful
[->] MAIL FROM:root@AN
[<-] 250 2.1.0 Sender OK
[->] RCPT TO:peteryeh@arraynetworks.com
[<-] 250 2.1.5 Recipient OK
[->] DATA
[<-] 354 Start mail input; end with <CRLF>.<CRLF>
[->] Received: by AN (sSMTP sendmail emulation); Mon, 2 Feb 2026 03:12:41 +0000
[->] From: "Charlie &" root@AN
[->] Date: Mon, 2 Feb 2026 03:12:41 +0000
