Please read further if the errors you're getting when trying to send to Gmail users look like this, or one stating Gmail couldn't verify the email came from your domain name: ⚠️Be careful with this message... host gmail-smtp-in.l.google.com[74.125.142.26] said:550-5.7.1 [52.38.240.63 12] Our system has detected that this messageis ... Read More »
We experienced an issue for some customers for up to 45 minutes this morning that is now resolved. If you are still experiencing any issues, please restart (shutdown and restart) your affected devices. The issue caused some customers not to be able to authenticate to their mailboxes. The underlying mail systems were operational, so no mail was ... Read More »
What's changed? Google, which runs Gmail among other email services, has started more often requiring senders to add "authentication" to the DNS entries for their domains, per: <https://support.google.com/mail/answer/81126?hl=en>https://support.google.com/mail/answer/81126?hl=en Why can't Cloudiance add "authentication" for ... Read More »
We are working with Zimbra to identify the best method to expediently mitigate the issues raised by the recent report (see references below). This includes applying a patch this coming weekend to our affected systems. In the meantime, as Zimbra webmail client users, you're safe from this attack as long as you don't click on a link from an ... Read More »