Spam Filter Techniques

Spam Filters Strike Back

Until now, antispam developers and their products have played defense only. But now, one activist wants spam filters to automatically launch attacks against suspected spammers’ sites to shut them down. Fearing that spammers are increasingly finding ways to slip their unwanted messages past the current generation of filtering technologies, activists are taking a second look at a proposal to use denial-of-service attacks in the fight against spam. Such attacks, which are illegal and can...

Effective Techniques of Spam Filtering

he problem of unsolicited e-mail has been increasing for years, but help has arrived. In this article, David discusses and compares several broad approaches to the automatic elimination of unwanted e-mail while introducing and testing some popular tools that follow these approaches. The problem of unsolicited e-mail has been increasing for years, but help has arrived. In this article, David discusses and compares several broad approaches to the automatic elimination of unwanted e-mail while...