Internet security issues prompt $100 million overhaulVeriSign announced it will spend more than $100 million in a massive infrastructure upgrade, an announcement brought forward a couple of days following the denial of service attack this week. The investment will result in the number of DNS queries capable of being handled rising from 400 billion a day to more than 4 trillion a day.http://iht.com/articles/2007/02/08/business/net.php