Signing outbound list mail with OpenDKIM

For my server running the discussion mailing lists that I host, I'm running OpenDKIM, OpenDMARC and Postfix on Ubuntu. I run a custom mailing list manager that I wrote myself…

Yahoo on Yahoo's new DMARC Policy

What impact has Yahoo's new "p=reject" DMARC policy had on spam claiming to be from Yahoo.com? "DMARC has reduced spam purported to come from yahoo.com account…

The Current State of TLS over SMTP?

Michael Adkins, Mail Integrity Engineer at Facebook summarizes it thusly : "STARTTLS encryption is widely supported and has achieved critical mass despite some issues with c…

Yahoo Groups rewriting from addresses to handle DMARC policy

As reported on the Mailop list today, Yahoo has modified their Yahoo Groups discussion group service to "play nice" with posts from subscribers at domains behind a res…

Gmail’s message to email marketers: Focus on engagement

Campaign Monitor's Andrew Bonar reports on the takeaways from a recent presentation  and Q&A session where Gmail's Sri Somanchi chatted with members of the ESPC (Emai…