From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeffrey A Law To: Chris Faylor Cc: overseers@sourceware.cygnus.com Subject: Re: [macro@ds2.pg.gda.pl: Re: [postmaster@sourceware] failure notice (fwd)] Date: Sat, 30 Dec 2000 06:08:00 -0000 Message-id: <12157.961621025@upchuck> References: <20000621165154.A25378@cygnus.com> X-SW-Source: 2000/msg00694.html In message < 20000621165154.A25378@cygnus.com >you write: > On Wed, Jun 21, 2000 at 02:39:42PM -0600, Jeffrey A Law wrote: > > > > In message < 20000621115409.A16014@cygnus.com >you write: > > > Would it make sense to allow mail with a "Resent-To: somemailinglist@s > ource > > > ware.com" header through to the mailing list? > >It would probably require twiddling ezmlm-reject.c (search for "to:"), but > >wouldn't be all that difficult if we need to do it. > > > >However, I would be leery of adding this since it would give spammers a > >way to work around the to/cc filter. > > But, if they are willing to put effort into generating a 'Resent-To', > couldn't they generate a 'To' just as easily? It's been a long time since I did MTA/MUA design, but yes, I think they probably could. Why don't they? I haven't the foggiest idea. jeff From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeffrey A Law To: Chris Faylor Cc: overseers@sourceware.cygnus.com Subject: Re: [macro@ds2.pg.gda.pl: Re: [postmaster@sourceware] failure notice (fwd)] Date: Wed, 21 Jun 2000 14:08:00 -0000 Message-ID: <12157.961621025@upchuck> References: <20000621165154.A25378@cygnus.com> X-SW-Source: 2000-q2/msg00387.html Message-ID: <20000621140800._OzBNh1uJE-B5aS9K_A3gmxSKmp5PnM59ICG2gn69Ro@z> In message < 20000621165154.A25378@cygnus.com >you write: > On Wed, Jun 21, 2000 at 02:39:42PM -0600, Jeffrey A Law wrote: > > > > In message < 20000621115409.A16014@cygnus.com >you write: > > > Would it make sense to allow mail with a "Resent-To: somemailinglist@s > ource > > > ware.com" header through to the mailing list? > >It would probably require twiddling ezmlm-reject.c (search for "to:"), but > >wouldn't be all that difficult if we need to do it. > > > >However, I would be leery of adding this since it would give spammers a > >way to work around the to/cc filter. > > But, if they are willing to put effort into generating a 'Resent-To', > couldn't they generate a 'To' just as easily? It's been a long time since I did MTA/MUA design, but yes, I think they probably could. Why don't they? I haven't the foggiest idea. jeff