When Filtering Isn't Enough

摘要

As Long As There's An Internet and people who see it as an opportunity to make money-or mischief-there will be spam. The main challenge for businesses is finding the best way to control the unrelenting onslaught of unwanted E-mails. The most widely used method of blocking insidious E-mail is spam-filtering software, yet none of the filters works with 100% accuracy. But by combining E-mail sender-authentication technologies with filtering software, businesses stand a better chance of stopping spam.