On Wed, Jun 14, 2006 at 11:48:06AM +1000, Jeff Waugh wrote: > <quote who="Billy Kwong"> > > > On Wed, Jun 14, 2006 at 10:44:51AM +1000, Alexander Samad wrote: > > > doesn't it mean that the slug smtp server has tried to verify > > > [EMAIL PROTECTED] is a valid email adderss, by making a connect to the > > > smtp server for snowfrog.net (dig snowfrog.net mx) and trying a vrfy > > > command ? > > > > That depends on the implementation of the MTA or greylisting. The point of > > greylisting is to slow down the spammers as to how quickly (which is what > > they rely on) they could spew out spam. > > > > Most MTAs nowadays has disabled the VRFY command to prevent the leakages > > of email accounts or (even worse) actual accounts. > > SAV is different to VRFY, and the combination of SAV and greylisting is > really broken. I suggested to Chris that he turn SAV off, because it ends up > being more problematic than it's worth. What is SAV ? > > - Jeff > > -- > GUADEC 2006: Vilanova i la Geltr?, Spain http://2006.guadec.org/ > > "It's only ironic because it's true." - Reflexive irony, overheard > -- > SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/ > Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html >
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