Spike in Yahoo error codes

A number of people have mentioned over the last couple weeks that they’re seeing a spike in Yahoo rejecting mail with
554    delivery error: dd Requested mail action aborted
Discussions on various mailing lists indicate these messages are related to inactive accounts. Addresses that bounce at Yahoo with these codes should be handled as inactive addresses and removed from future mailings.

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Vague reports of Yahoo problems

A number of people, on different forums, have been asking if anyone is seeing a higher bounce rate than usual with Yahoo. Not sure exactly what’s going on here. As I understand it, folks are talking with Yahoo about it. If I hear anything more, I’ll share.
For now, though, if you’re seeing a small increase in Yahoo bounces (or other weirdnesses) others are seeing something odd, too.

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Indictments in Yahoo data breach

Today the US government unsealed an indictment against 2 Russian agents and 2 hackers for breaking into Yahoo’s servers and stealing personal information. The information gathered during the hack was used to target government officials, security employees and private individuals.
Email is so central to our online identity. Compromise an email account and you can get access to social media, and other accounts. Email is the key to the kingdom.

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Yahoo disabled forwarding

Al posted about this over on his blog earlier this week. Yahoo has disabled the ability to forward email from one Yahoo account to an email account on a different system.
There is, of course, all sorts of speculation as to why forwarding has been disabled including speculation this has to do with holding on to accounts during the Verizon purchase. It’s certainly possible this is the case.
However, forwarding email is hard. Forwarding email on a large scale can result in spam blocks and delivery problems. It’s such an issue M3AAWG published a forwarding best practices document. It’s possible that Yahoo is making some changes on the back end to better implement the best practice recommendations. I don’t know, but it’s possible that Yahoo is telling the truth that they’re improving technology.

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