Why can't it be too cost effective? Have you studied the business model of spammers? If they are able to send out 1 million messages using a domain before it appears on a block list, what is the impact of a $10 domain registration on their overall business model?
> -----Original Message----- > From: [EMAIL PROTECTED] [mailto:bounce- > [EMAIL PROTECTED] On Behalf Of subsoniq > Posted At: Wednesday, September 08, 2004 12:15 PM > Posted To: swynk > Conversation: SPF Warning > Subject: Re: SPF Warning > > yes, but if they're using a legit domain it makes them easier to > block, and it can't be too cost effective to buy thousands of domains > just so you can have SPF on all of them and constantly switch to get > around blocks. Of course the next step the spammers will want to take > is to start their own registrar (if they haven't already). > > > On Fri, 3 Sep 2004 22:31:45 -0500, Chris Scharff > <[EMAIL PROTECTED]> wrote: > > From the Captain Obvious category: > > > > Spammers using sender authentication too, study says > > Sender ID technology may not be effective at stopping spam, CipherTrust > > survey finds > > http://www.infoworld.com/article/04/08/31/HNspammerstudy_1.html > > > > "A check of approximately two million e-mail messages sent to > > CipherTrust customers between May and July showed that only about 5 > > percent of all incoming messages came from domains that published a > > valid sender authentication record using Sender Policy Framework (SPF) > > or a newer standard, backed by Microsoft, called Sender ID. Within that > > 5 percent, slightly more is spam than legitimate e-mail, said Paul > > Judge, chief technology officer at the Atlanta company." > > > > > > > > > [snip] > > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Web Interface: http://intm-dl.sparklist.com/cgi- > bin/lyris.pl?enter=exchange&text_mode=&lang=english > To unsubscribe send a blank email to [EMAIL PROTECTED] > dl.sparklist.com > Exchange List admin: [EMAIL PROTECTED] > To unsubscribe via postal mail, please contact us at: > Jupitermedia Corp. > Attn: Discussion List Management > 475 Park Avenue South > New York, NY 10016 > > Please include the email address which you have been contacted with. > _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Web Interface: http://intm-dl.sparklist.com/cgi-bin/lyris.pl?enter=exchange&text_mode=&lang=english To unsubscribe send a blank email to [EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] To unsubscribe via postal mail, please contact us at: Jupitermedia Corp. Attn: Discussion List Management 475 Park Avenue South New York, NY 10016 Please include the email address which you have been contacted with.
