2011-04-13T18:40:22Ztag:limedaley.com,2018:/isso/thread/post/procmail-filter-from-addressestag:limedaley.com,2018:/isso/36/2992011-04-13T18:40:22ZJon Daley<p>I got one legitimate email today that failed the above formula, so I changed it to:</p> <p>* ^From:[@]+@alumni[^@]+@alumni</p> <p>since all of this sort of spam so far has used my college alumni domain.</p> <p>Hopefully, the spamassassin guys can make a rule that works more generally. Maybe simply looking for three @ characters would work, otherwise, you have to parse the address more fully - ignoring stuff within the quote signs.</p>