Don't forget to allow for Outlook test messages. The subject is always
encoded.

John Tolmachoff
Engineer/Consultant/Owner
eServices For You


> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:Declude.JunkMail-
> [EMAIL PROTECTED] On Behalf Of Mike Leonard
> Sent: Wednesday, January 07, 2004 11:34 AM
> To: [EMAIL PROTECTED]
> Subject: Re: [Declude.JunkMail] coded subject line
> 
> I use a text filter.
> 
> The rules I use are:
> SUBJECT 40 CONTAINS =?ISO-8859-1?b?
> SUBJECT 40 CONTAINS =?ISO-8859-1?q?
> SUBJECT 40 CONTAINS =?koi8-r
> SUBJECT 40 CONTAINS =?iso-2022-jp?q?
> SUBJECT 40 CONTAINS =?windows-1251?B?
> 
> There's been some debate on this.  I've personally NEVER seen a
> legitimate message come through with an encoded subject.  However, some
> folks from Europe(?) have said that it is possible.
> 
> I probably use a much higher weight than others because I'm not worried
> about false positives because the probability (for us) is very, very low.
> 
> Mike
> 
> 
> Glenn \\ WCNet wrote:
> 
> >Given this subject line:
> >
> >Subject:
> >=?iso-8859-
> 1?B?TXkgd2lmZSBzYWlkIEkgbmVlZGVkIFYpaWFncmEgSSB3ZW50IGhlcmUhIFRoY
> >W54IEd1eXMh?=
> >
> >which displays as:
> >My wife said I needed V)iagra I went here! Thanx Guys!
> >
> >Does Declude decode it for SUBJECT CONTAINS filtering, so I could match
> on
> >V)iagra?  Is it safe to filter on subject containing "iso-8859-1" or is
> it
> >common for subject lines to be coded that way?
> >
> >Glenn Z.
> >
> >
> >----- Original Message -----
> >From: "R. Scott Perry" <[EMAIL PROTECTED]>
> >To: <[EMAIL PROTECTED]>
> >Sent: Wednesday, January 07, 2004 9:24 AM
> >Subject: RE: [Declude.JunkMail] New CMDSPACE test in latest interim
> release
> >
> >
> >
> >
> >>>>As with any test, it does have some false positives.  But it
> >>>>appears that they are very low.
> >>>>
> >>>>
> >>>How does it work?
> >>>
> >>>
> >> From my initial posting about the test:
> >>
> >>         This one looks for spaces in SMTP commands where there
> shouldn't
> >>be any.
> >>
> >>
> >>
> >>>Why it can be triggered by an message sent from Outlook 2003?
> >>>
> >>>
> >>Because Outlook 2003 is junk.  :)
> >>
> >>There are several things that Outlook 2003 does that are not
> >>RFC-compliant.  I'm guessing that soon lots of people will start
> >>whitelisting E-mail sent from Outlook 2003, and then soon after that
> >>spammers will add Outlook 2003 headers to their spams.
> >>
> >>                                                    -Scott
> >>---
> >>Declude JunkMail: The advanced anti-spam solution for IMail mailservers.
> >>Declude Virus: Catches known viruses and is the leader in mailserver
> >>vulnerability detection.
> >>Find out what you've been missing: Ask about our free 30-day evaluation.
> >>
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> >>
> >(http://www.declude.com)]
> >
> >
> >>---
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> >>at http://www.mail-archive.com.
> >>
> >>
> >>
> >
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> >
> >
> 
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