PROTECTED]
To: declude.junkmail@declude.com
Sent: Thursday, April 03, 2008 8:51 PM
Subject: Re: [Declude.JunkMail] Forged-Spam Backscatter
I'm looking for a little help creating SPF records. I'm trying to use
the tools at openspf.org.
We only have one server that sends out mail for our domain
Subject: RE: [Declude.JunkMail] Forged-Spam Backscatter
I have posted the backscatter filters we use under the download section of
Declude, any feedback is welcome.
David B
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Colbeck,
Andrew
Sent: Thursday, April 03, 2008 6:42 PM
: [Declude.JunkMail] Forged-Spam Backscatter
Symantec says that backscatter-as-deliberate-spam-technique is back in
vogue. See their April State of Spam Report
http://www.symantec.com/enterprise/security_response/weblog/2008/04/post_8.h
tml
Andrew.
_
From: [EMAIL PROTECTED
Over the last several weeks we have seen a dramatic increase in spam hitting
our server. From about 70,000 mails a day to around 110,000 /day.
Most destined for our users is getting properly filtered by declude.
What is getting thru is backscatter from spam that is forging addresses from
Jim,
While others may cringe regarding this, but some of the backscatter I
have had to deal with (excess of 500-1000 messages a minute at times) I
have had to put filters in place to delete null senders for periods of time.
Darrell
Jim Comerford wrote:
Over the last several weeks we have
: [Declude.JunkMail] Forged-Spam Backscatter
Over the last several weeks we have seen a dramatic increase in spam hitting
our server. From about 70,000 mails a day to around 110,000 /day.
Most destined for our users is getting properly filtered by declude.
What is getting thru is backscatter from spam
: [Declude.JunkMail] Forged-Spam Backscatter
Over the last several weeks we have seen a dramatic increase in spam hitting
our server. From about 70,000 mails a day to around 110,000 /day.
Most destined for our users is getting properly filtered by declude.
What is getting thru is backscatter from
Same here, we normally run 100 or so messages a min @ 70% spam, now
seeing peaks of 400-500 @ 97% Seems much worse in the last 2 weeks or
so. I think that we all have lots of company.
Herb
Darrell ([EMAIL PROTECTED]) wrote:
Jim,
While others may cringe regarding this, but some of the
on public websites.
Anyway, just thought I would throw that out there.
Todd
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Jim
Comerford
Sent: Thursday, April 03, 2008 1:46 PM
To: declude.junkmail@declude.com
Subject: [Declude.JunkMail] Forged-Spam Backscatter
Over
to keep them from getting into the queue manager.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of David
Barker
Sent: Thursday, April 03, 2008 12:25 PM
To: declude.junkmail@declude.com
Subject: RE: [Declude.JunkMail] Forged-Spam Backscatter
We use 2
: [Declude.JunkMail] Forged-Spam Backscatter
We use 2 filters to address the issue which work well for us. I will make
them available on our website this week.
David B
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Jim
Comerford
Sent: Thursday, April 03, 2008 2:46 PM
To: declude.junkmail
... but I noticed the domains that we were seeing this with did not have any
SPF records in place. So when I saw this sudden increase come through, I
added a strict SPF policy for that domain. The backscatter for that domain
all but stopped. ...
Good thing to check... the latest domain to
PROTECTED] On Behalf
Of Todd Richards
Sent: Thursday, April 03, 2008 12:43 PM
To: declude.junkmail@declude.com
Subject: RE: [Declude.JunkMail] Forged-Spam Backscatter
Jim -
I'm running the exact same set up as you are. We had the same
problem
I'm looking for a little help creating SPF records. I'm trying to use
the tools at openspf.org.
We only have one server that sends out mail for our domain. We have a
secondary server that accepts email sent to our domain if our primary
server is down (myriadnetwork.com). After going through
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