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Tag: TLS

TLS and Gmail delivery

I’m seeing some questions about TLS and Gmail. Folks are seeing a correlation between sending without TLS and the mail going to bulk. Has anyone seen this? Are you sending mail with TLS and can’t get to the inbox? Or are you sending mail without TLS and getting to the inbox? Inquiring minds and all […]

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The feds are deploying DMARC

The US National Cybersecurity Assessments & Technical Services Team have issued a mandate on web and email security, including TLS+HSTS for web servers, and STARTTLS+SPF+DKIM+DMARC for email. It’s … pretty decent for a brief, public requirements doc. It’s compatible with a prudent rollout of email authentication. Set up a centralized reporting repository for DMARC failure and aggregate […]

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August 2017: The month in email

Hello! Hope all are keeping safe through Harvey, Irma, Katia and the aftermath. I know many people that have been affected and are currently out of their homes. I am proud to see so many of my fellow deliverability folks are helping our displaced colleagues with resources, places to stay and money to replace damaged property. Here’s a […]

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Mandatory TLS is coming

Well, not exactly mandatory but Chrome will start labeling any text or email form field on a non-TLS page as “NOT SECURE”. Chrome 62 will be released as stable some time around October 24th. If you want to avoid the customer support overhead then, regardless of whether any of the information on a form is […]

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TLS certificates and CAA records