Hello friends, such as spam protection settings to what WHM can do, or what can I do to prevent spam.
thanks
Hello friends, such as spam protection settings to what WHM can do, or what can I do to prevent spam.
thanks
In the WHM Exim Configuration editor, you can enable RBL filtering and Spamassasin. These help block most spam emails.
It's a paid addon for cPanel/WHM but it really is pretty sweet; we use ASSP Deluxe for cPanel. It's kept spam down a lot (there's a good few thousand per day stopped when you check the logs) and setup is pretty simple too. Check out ASSP Deluxe for cpanel : ASSP how to for cpanel , cpanel antispam and antivirus , WHM addon , vps antispam solution, smtp proxy antispam, email antivirus
Last edited by Luke Carrier; 06-02-2009 at 02:37 PM.
Thanks, Luke Carrier
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Thank you for information, I think we paid this software.
How to order ASSP Deluxe for cPanel
I think this has a what's this?
Management Services , Server Hardening , Deep Tuning , 24x7 Monitoring , ASSP AntiSpam Setups , SULTANSERVER.COM
I have Grscripts ASSP Deluxe, and it seems to be blocking to well... i have raised my scores to:
PenaltyMessageBlock: 65
Bayesian Filter: 55
RBL Filter: 40
Invalid HELO: 25
Suspicious HELO: 25
are these scores to low? what are your scores
can spamassassin be enabled from cpanel? How can I configure it?
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I would have to say that if you have some cash one of the BEST ways to prevent spam is to invest in a ironport enabled router, Ironport is a service that returnpath uses and filters based on the mail senders reputation, is does a GREAT job infiltering but it must either be installed on your servers network or you can install in your office network if you have a mail server there.
These people have dropped one of my clients spam traffic almost 85% there are very FEW false positives, and the router has an integrated tool that will allow someone to recieve a return notification to be whitelisted they can follow a link and input thier information for review.
Cisco IronPort C160 for Commercial Businesses
they can be a little pricey, but after you have used one of these most people swear by them, new or used this is by far one of the best solutions that I have seen, yahoo, aol, and the major e-mail providers use these appliances.
Spam is a very complex issue indeed and there is no single item you can
do to totally block spam from your servers; However, that said there are
many, many different things to do that each by themselves help to a
certain extent but together prove stronger.
First and foremost (and if you have enough memory) then I would enable
SpamAssassin and also custom configure the rules to increase the accuracy
and detection capability.
Enabling RBL (Relay Block Lists) to check the IPs of the sender against
known databases of bad IPs previously caught sending SPAM would also
help reduce SPAM greatly. Be careful to only use the major blacklists
such as SpamCop and related because some of the lists out there block
all IPs or block all home user connections which would result in you
blocking mail that could be legitimate.
Add SPF records to all your domains in the DNS zones and update the
DNS zone templates so that SPF records are added automatically and
enable SPF checking on your server.
I personally don't like domainkeys because you can lose legitimate mail
easier but if you want to lock things down another level, you can also
setup domainkeys checking as well.
Disable direct access to SMTP ports from your server to just that of
"root" or the mail service users and setup a firewall to monitor
connection traffic.
Run PHP as SuPHP so that you are better able to track PHP scripts
that might be sending mail from your server and more quickly identify
the location and owner of such scripts.
Increase the reporting level in your advance Exim configuration (first section):
There are hundreds of other tweaks and modifications you can do to furtherCode:log_selector = +arguments +subject +received_recipients
lock down spam while allowing legitimate traffic but just doing the above
will knock out the vast majority of the spam on your servers.
Go to ConfigServer Services and check out the MailScanner product, you can download nad install it yourself or for $45 they will do it for you. How well does it work you ask?
eximstats for today:
Grand total summary
-------------------
At least one address
TOTAL Volume Messages Addresses Edomains Delayed Failed
Received 5160KB 293 158 0 0.0% 5 1.7%
Delivered 1913KB 153 153 8
Rejects 15537
the rejects and the difference between received and delivered is due to MailScanner and Config Servers installation