Late last night I, and a number of other folks, received mail from Spamhaus informing us of a major denial of service attack against their servers. The attack is so bad that the website and main mailserver is currently offline. DNS services, including rsync and the mirrors, are up and running. Spamhaus is working to bring the mailserver and website back up, and are hoping to have it up later...
Brian Krebs was the keynote speaker at a MAAWG meeting a few years ago. He is a tech journalist that knows and understands the dark underworld of online crime. Yesterday, his website was taken down by a dDOS attack and the Fairfax County SWAT team was called to his house by someone. Brian does work that is risky. His contributions to what we know about online crime are extremely valuable. His...
Of the 42,000 Internet Service Providers (ISPs) surveyed, just 20 were found to be responsible for nearly half of all the internet addresses that send spam.
Spamhaus warns marketers to keep email databases tidy
Tom Sather (ReturnPath) and I will be speaking on Thursday at a webinar hosted by the Association of Business and Media Companies. How to Boost Email Marketing Response Rates This webinar, brought to you by ABM’s Audience Development Committee, will offer leading edge best practices for boosting e-mail response rates, as well as benchmark data from a recent ABM survey on e-mail marketing...
I have been talking with a company about their unsubscribe process and their placement of all email preferences behind an account login. In the process, I found a number of extremely useful links about the requirements. The short version is: under the 2008 FTC rulemaking senders cannot require any information other than an email address and an email preference to opt-out of mail. That means...
I discovered, inadvertently, that there is a business networking site modeled after dating site. If you’re selling something you go on the site and register as a seller. If you’re buying something you go on the site and register as a buyer. Buyers can post RFIs and sellers can respond. Decent enough business model, they’ve even fleshed it out so the site itself acts as an...
Courtesy of Spencer over at Experian.
The 5 Stages of Recovery
I have gotten a lot of questions about Spamhaus since I’ve been talking about them on the blog and on various mailing lists. Those questions can be condensed and summed up into a single thought. What engagement metrics should I monitor to avoid a Spamhaus listing? First off Spamhaus doesn’t care about about engagement. Spamhaus wants you to stop mailing people who never asked to...
There’s been a lot of discussion about Spamhaus, spam traps, and blocking. Today, Spamhaus rep Denny Watson posted on the Spamhaus blog about some of the recent large retailer listings. He provides us with some very useful information about how Spamhaus works, and gives 3 case studies of recent listings specifically for transactional messages to traps. The whole thing is well worth a read...
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