In a blog post on April 28, AOL pointed to their new Sender Best Practices document. These are not things a sender must do in order to get mail delivered to AOL, but rather things that will help improve your reputation at AOL. The recommendations are what I have been recommending for a while and there is nothing overly surprising in the recommendations. Send mail users want and expect Separate...
A few weeks ago, NetworkWorld posted an interview with Mark Risher of Yahoo. In it, Mark talked about how Yahoo had no plans to outright block or refuse any unauthenticated email. Of course authentication will be a large part of their decision making for incoming emails but they cannot just refuse to accept mail that is unauthenticated, because there are times when unauthenticated email is the...
The great folks over at MailChimp have compiled a list of which authentication methods (DK, DKIM, SPF and SenderID) are in use at which ISPs.
Good stuff and very clear showing who is using what authentication.
I did not have a lot of predictions for what will happen with email at the beginning of the year so I did not do a traditional beginning of the year post. Over the last 3 – 4 weeks, though, I have noticed some things that I think show where the industry is going. Authentication. In January two announcements happened that lead me to believe most legitimate mail will be DK/DKIM signed by the...
This really should be part seven of a twelve part series or some such as it deals with an aspect of DKIM that’s really important, but is way down in the details of implementation. (dkim.org is a reasonable place to start for a general overview of DKIM). There’s an apparently endless thread on the DKIM-SSP spec development mailing list at the moment about the differences between two...
Yahoo announced this morning that over the course of the next few weeks Yahoo would roll out a new feature to their email that blocks any unauthenticated email from eBay and PayPal. In a blog post Nikki Dugan says: Our weapon is a technology Yahoo! spearheaded called DomainKeys, which uses cryptography to verify the domain of the sender. In overly simplified terms, if the email’s originating...
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