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The only other thing would be that the catchall points at a bit bin - :BLACKHOLE: in exim speak. So email not addressed to a real email address is just dropped. That way a dictionary attack doesn't cause unnecessary 'not at this address' bounces. And also if the domain is hijacked for sending spam - you don't get inundated with the responses (of course unless the spammer is lucky and uses one of your real addresses). Best regards Mick E: mick@xxxxxxxxxxxx > From: Henry Bremridge <henry.bremridge@xxxxxxxxx> > Reply-To: <list@xxxxxxxxxxxxx> > Date: Thu, 25 Jun 2009 07:52:50 +0100 > To: <list@xxxxxxxxxxxxx> > Subject: Re: [LUG] email > > On Wed, Jun 24, 2009 at 02:19:25PM +0100, Gordon Henderson wrote: >> On Wed, 24 Jun 2009, Simon Waters wrote: >> > >>>> I find it rather useful as I can use a different email address for each >>>> and every company I supply one to. Then if I start receiving spam on a >>>> particular address I can just dump it to /dev/null using procmail. >>> >>> Typically you can also do this with either a "+" or "-" extension, >>> depending on the mail server. >>> >>> i.e. simon+dcglug@xxxxxxxxxxxxxx delivers to simon@xxxxxxxxxxxxxx, but >>> you can filter on the extension if and when needed. >> >> And, er: gordon+dcglug@xxxxxxxxxx works for me :) >> > So the suggestion is > > - Do NOT have a catch-all email address > - Set up one (or a few) email addresses and then use the + to > distinguish between senders or groups of senders? > > Why / how does the "+" system work? > > -- > Henry > Photocopies or faxes of my signature are not binding. > This email has been signed with an electronic signature in accordance with > subsection 7(3) of the Electronic Communications Act 2000. > Digital Key Signature: GPG RSA 0xFB447AA1 > Thu Jun 25 07:52:41 BST 2009 > -- > The Mailing List for the Devon & Cornwall LUG > http://mailman.dclug.org.uk/listinfo/list > FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html