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"They" don't have to look. Posted by ChuckD [Email] (#2127) [Profile/Gallery] (more from ChuckD) on Thu, 25 Jan 2007 08:32:47 In Reply to: Question about spammers, Caspar, Thu, 25 Jan 2007 08:03:41 Members do not see ads below this line. - Help Keep This Site Online - Signup |
It's all automated. The email carries a unique identifier, you click on the link (or even just open the email) and that identifier is sent back to a server with a database of who got which one, and an entry's made that that one called home. One more valid email address to sell.
That said, later versions of Outlook and Thunderbird (and probably others) now block this kind of calling home. That's why they now block downloading of graphics not embedded in the email, because that was a kind of 'call home'.
C.
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