My Short Life As An Unintentional Porn Spammer
Freerange writes "Mike Masnick wrote up his experience getting slammed by a somewhat new kind of spam attack that doesn't get much hype (yet?). A spammer spoofed his personal email address as the 'reply-to' for a batch of spam, with interesting results for Mike: "I can
now answer the questions 'who replies to spam?' and (should anyone ever
wonder) 'what are the hundreds of variations on bounced messages?'" From Politech."
Here's an article from MS explaining address spoofing in some detail.