13
May
Gmail blocking servers that don’t have a Valid IPv6 PTR Record
I wanted to share an issue we've seen multiple reports of this week, where MDaemon customers have started receiving bouncebacks from Google mail servers.
Valid email is being refused due to PTR record failures, and it's happening for all Gmail domains including customer registered domains that are used with Google services.

Our standard recommendation for anyone who wants a true email archiving solution is
I'm frequently asked by customers to explain exactly what's happening when 
If you work with Hyper-V then it's quite possible at some point that
While it'll probably never be 100% effective, the level of email security we have available to us today is less expensive and more effective than it's ever been.
This may go some way to accounting for the recent rise, and added sophistication in phishing attacks as criminals choose to target the new weakest link, now located between the chair and keyboard.
I've recently heard from several customers who've been experiencing Microsoft Outlook becoming unstable when viewing HTML based emails.
The issue started around 11th November and after a little digging it quickly became clear it's a known Microsoft issue.
Weak passwords are the most common method by which email accounts and servers can become compromised by spammers.
The great news is that Exchange alternative MDaemon Messaging Server, now offers an easy way to identify when somebody's using one that isn't secure via a simple but effective new reporting feature.
Whether you then decide to name and shame, or just to give them a friendly nudge is entirely up to your discretion! :).
Just a quick notification post this morning as we've had several calls from customers, all experiencing the same issue.
It seems Malwarebytes is currently detecting an MDaemon component as a potential threat, but fear not, there is a simple fix.