Please Avoid Elipses in Subject Lines

Eli Wapniarski eli at orbsky.homelinux.org
Mon May 11 12:03:15 UTC 2015


You got me Reindl... I am too lazy. I have better things to do with my time 
then to sift through tons of junk mail to pick out the extremely few mails 
that would be good. And so yep... I'm gonna hammer rule.

If I don't receive mail oh well. If you don't care to have mail received, oh 
well. Its lose / lose.

On Monday 11 May 2015 13:50:15 Reindl Harald wrote:
> Am 11.05.2015 um 13:43 schrieb Eli Wapniarski:
> > What makes the Elipse and for that matter any use of a period inside the
> > subject line so bad is that most filters rely on regular expressions to
> > filter. The period is a special character in regex processors which
> > means all. If one were to create a simple filter based on the period,
> > they would be blocking everything. So this trick is utilized to get past
> > those filters.
> 
> jesus christ then give that filter some score points instead
> unconditional block as well as train your bayes and use DNSWL with
> negative scores
> 
> last but not least add that line to your SA local.cf
> whitelist_auth *@lists.fedoraproject.org
> 
> > A manual creation of the filter which would include \. would be required.
> 
> so what - you need to take care about escaping in general
> 
> > Until I created the filter to block out elipses. I would get all sorts
> > of bad mail trying to sell me all sorts of stuff that you would not want
> > sold to you, or to visit all sorts of sites you would not want your kids
> > to visit. So, to answer your question, yes I have blocked elipses for a
> > very long time. I will continue to block elipses, and I am quite
> > confident, because of this issue other aggressive filters will also
> > block them.
> 
> you do that because you are simply too lazy to train your filters
> because otherwise we would not be able block that sort of mails without
> creating hammer rules with false positives
> 
> > You can do what you wish. I am not going to get into a trolling match
> 
> well, you started the trolling with your "i am unable to configure a
> sane spamfilter and so ask the world to write around it for legit mails"
> 
> > with anyone. I am relating my experience and made a request thats all.
> > If you choose to continue using elipses thats fine thats up to you. :)
> 
> honestly if you would have expierience with spamfiltering you would
> write sane score rules instead ask the rest of the world to take care
> how to write their mails for not hit your broken configuration
> 
> > Quoting Patrick O'Callaghan <pocallaghan at gmail.com>:
> >> On Mon, 2015-05-11 at 14:14 +0300, Eli Wapniarski wrote:
> >>> Quoting Patrick O'Callaghan <pocallaghan at gmail.com>:
> >>> > On Mon, 2015-05-11 at 11:23 +0300, Eli Wapniarski wrote:
> >>> >> As a result, I had to filter them out. I am sure that other
> >>> 
> >>> aggressive
> >>> 
> >>> >> anti spam filters will filter out those subjects as well.
> >>> > 
> >>> > Why? Is this a defining characteristic of spam? Are you also going to
> >>> > ask the rest of the Internet not to use ellipses in Subject lines?
> >>> 
> >>> Believe it or not.... it is.
> >> 
> >> A quick search on this list shows over a hundred such messages over the
> >> last few years. Similar searches on other lists show similar results.
> >> Are you saying that all these messages have been blocked by your spam
> >> filter? If so, you seriously need to think about changing it


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