On Thu, 23 Sep 2004, Dave Korn wrote:
> > -----Original Message-----
> > From: cygwin-owner On Behalf Of Christopher Faylor
> > Sent: 23 September 2004 15:40
>
> > On Thu, Sep 23, 2004 at 01:14:39PM +0100, Dave Korn wrote:
> > >_Now_ is it on-topic?
> >
> > :-)
> >
> > I have to point out that I'm getting spam to some new accounts which
> > have only been used to send email to mailing lists which
> > munge addresses
> > with the "me at cgf dot cx" method, so this isn't foolproof.
>
> Well, you've only got five chars of entropy in that one..... wouldn't
> take long to fall to a dictionary attack!
That, or someone actually quoting the e-mail address somewhere (e.g., in
another archive).
> > <idle speculation>
> > Hmm. I wonder if I just replaced all of the '@'s with a png
> > of an '@',
> > if that would foil the spammers.
> > <pause>
> > Nope. Wouldn't work for the text archives.
> > </idle speculation>
>
> How about a big ascii-art one then? THaT WuLd BE SOOooOO B1FF!!1! AND
> K00L!!1!2!
You mean, like "`banner -c@ @`"? ;-)
> > I *really* have to dust off the filter that I was working on which
> > removed the host part of "unimportant" email addresses before they got
> > to the archives.
>
> s/@.*\.\(com|co|net|org|mil|gov\)\(\...\)\+/@_SOMEWHERE_\1\2/g
>
> or with cmd-line escapes,
>
> sed -e "s/@.*\.\(com\|co\|net\|org\|mil\|gov\)\(\...\)\?/@_SOMEWHERE_\1\2/g"
>
> ...or something vaguely like that? Replace the (\...\) with a list of
> all the two letter country codes, replace the .* with something that at
> least denies whitespace, and you're nearly there. Oh, and I suppose you
> could fiddle it slightly so that the TLD is optional if the two letter
> country code is found. Or you could just add 'cgf' to the list of
> TLDs.....
Ugh, I can just see the following pasted command line getting mungled:
[EMAIL PROTECTED]>command.com something
(and that's just off the top of my head, there must surely be others).
IOW, it's not as easy as it seems at first.
Igor
--
http://cs.nyu.edu/~pechtcha/
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