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It's no wonder that email is such a big thorn in IT's side. Mail volume doubles every six to nine months; an astonishing 80-90 percent of it unwanted and/or abusive. Four hundred and fifty new viruses attack companies every month. Eighty-five percent of abusive mail is sent by a zombie computer, with 500,000 new zombies launched daily according to Commtouch. Directory Harvest Attacks (DHAs), meanwhile, are increasing by as much as 30 percent annually. Not surprisingly, managing email and email security is getting more complex and more costly. Or is it?