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Tag: unicode

Protecting users from look-alike accounts

Gmail recently started accepting mail (and calendar invitations) with non-Latin characters. A lot of fraudulent emails use non-Latin characters as a way to fool users. Google is on top of these security issues, however, and is now throwing away some mail with non-Latin characters. the Unicode community has identified suspicious combinations of letters that could […]

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Images in the subject line

I’ve seen this trick used by a few senders recently, with varying effectiveness. Where do they get these pictures? While you can scatter any images you like across the body of your message, the subject line is limited to just text. But “text” is more than just “a, b, c” – using RFC 2047 encoding you can […]

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  • Ongoing Yahoo delays

    I've been hearing from folks over the last few days that they're seeing an uptick in deferrals from Yahoo! The deferrals are not uniform. ESPs report they're seeing some, but not all, customers affected. Other ESPs aren't seeing any changes. It's not just you. But it would be very worthwhile to dig into engagement and other stats. It's possible this is a new normal at Yahoo! and they're tightening filters to catch mail that doesn't fit their standards but was previously difficult to filter.No Comments


  • AOL starts using Sender Score Certification

    Good news for Sender Score Certified IPs. Return Path recently announced that AOL has joined the list of ISPs offering preferential treatment to certified IPs.  1 Comment


  • iCloud Service Disruption

    40% of iCloud users were affected this morning during a service disruption between 2:15AM and 9:30AM. Apple System StatusNo Comments


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