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Things to read: March 9, 2016

It’s sometimes hard for me to keep up with what other people are saying and discussing about email marketing. I’ve been trying to be more active on LinkedIn, but there are just so many good marketing and delivery blogs out there I can’t keep up with all of them.
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Here are a couple interesting things I’ve read in the last week.
Five Steps to Stay Out of the Spam Folder. Conceptually easy, sometimes hard to pull off in practice, these recommendations mirror many things I say here and tell my clients about delivery. The audience is in charge and your recipients are the best ally you can have when it comes to getting into the inbox.
Which states are the biggest sources of spam?. California and New York top the list, but the next two states are a little surprising. Over on Spamresource, Al points out the two next states have some unique laws that may affect the data. I just remember back in the day there were a lot of spammers in Michigan, I’m surprised there’s still a significant volume from there.
CASL didn’t destroy Canadian email. Despite concerns that CASL would destroy the Canadian email marketing industry, the industry is going strong and expanding. In fact, spending on email marketing in Canada was up more than 14% in 2015 and is on track to be up another 10% this year. Additionally, according to eMarketer lists are performing better because they’re cleaner.
A brief history of email. Part of the Guardian’s tribute to Ray Tomlinson, the person who sent the first email. Ray’s work literally changed lives. I know my life would be significantly different if there wasn’t email. Can you imagine trying to be a deliverability consultant without email? 🙂

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Thoughts on filters

One of the questions we received during the EEC16 closing keynote panel was why isn’t there a single blocklist that everyone uses and why don’t ISPs share data more. It would be so much easier for senders if every ISP handled mail the same as every other. But the world isn’t that simple, and it’s not always clear which mail stream is spam and which is good mail.

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Another security problem

I had hoped to move away from security blogging this week and focus on some other issues. But today I see that both CAUCE and John Levine are reporting that there is malware spam coming from a Cheetahmail customer.
Looking at what they shared, it may be that Cheetahmail has not been compromised directly. Given mail is only coming from one /29, which belongs to one customer it is possible that only the single customer account has been compromised. If that is the case, then it’s most likely one of the Cheetahmail users at the customer got infected and their Cheetahmail credentials were stolen. The spammer then gained access to the customer’s Cheetahmail account.  It’s even possible that the spammer used the compromised customer account to launch the mail. If this is the case, the spammer looked exactly like the customer, so most normal controls wouldn’t have noticed this was a spammer.
This highlights the multiple vectors these criminals are using to gain access to ESPs and the mailing systems they use. They’re not just trying to compromise the ESPs, but they’re also attempting to compromise customers and access their accounts so that the spammer can steal the ESPs hard won and hard fought sending reputation.
Everyone sending mail should be taking a long, hard look at their security. Just because you’re not an ESP doesn’t mean you aren’t a target or that you can get away with lax security. You are also a target.

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