troubleshooting Question

GFI Mail Essential, How to filter URL only spam with regular expression

Avatar of crcsupport
crcsupportFlag for United States of America asked on
Software FirewallsAntiSpamEmail Servers
8 Comments3 Solutions854 ViewsLast Modified:
I contacted GFI support and forum, they claim it's possible to filter emails containing URL only, no text before and after. But it seems to be not working, to me it looks as the regular expression engine they use check line by line, not applying regular expression to the entire body text. If you use GFI MailEssential, how do you overcome this limit?

For example, when I tried to filter emails containing only URL, not text before and after with/without new line character, I put this;

e= ^http:\/\/[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}(\/\S*)+$

But it filters both 'text +  e', 'e+text', text+e+text'. The ^ and $ is only applied to line, not entire text, looks like...
ASKER CERTIFIED SOLUTION
Derek Jensen

Our community of experts have been thoroughly vetted for their expertise and industry experience.

Join our community to see this answer!
Unlock 3 Answers and 8 Comments.
Start Free Trial
Learn from the best

Network and collaborate with thousands of CTOs, CISOs, and IT Pros rooting for you and your success.

Andrew Hancock - VMware vExpert
See if this solution works for you by signing up for a 7 day free trial.
Unlock 3 Answers and 8 Comments.
Try for 7 days

”The time we save is the biggest benefit of E-E to our team. What could take multiple guys 2 hours or more each to find is accessed in around 15 minutes on Experts Exchange.

-Mike Kapnisakis, Warner Bros