If your spam folder on your email account has a lot less emails inside today, you can thank the people who participated in the shut down of one of the biggest botnets on the Internet. The Grum botnet was closed earlier this week after security researchers managed to shut down the Internet connections of the botnet's main servers.
CNN.com reports that the shut down operation began on Tuesday, when a Dutch ISP cut off the net connection to two of the botnet's servers. Another server, based in Panama, was found and had its Internet connection severed. One server remained online in Russia, but the Grum botnet's unknown operators tried to bring a backup server in the Ukraine online
