What is 'Ratware'? How Does Ratware Work?

"V*i*a*g*r*a for cheap. You've been sent an Insta-Kiss! STEAMY HOT GIRL ACTION LIVE." If you've been spammed by emails like this, then you have been attacked by ratware.  You see, ratware is the customized software that spammers use to burst-send millions of illegal messages. And this is how it works...   (photo by Photographers Choice / Getty Images)