The future of malware: Trojan horses | CNET News.com
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MONTREAL—Some of the most dangerous cyberattacks are the least visible ones.

Widespread worms, viruses or Trojan horses spammed to millions of mailboxes are typically not a grave concern anymore, security experts said at the Virus Bulletin conference here Thursday. Instead, especially for organizations, targeted Trojan horses have become the nightmare scenario, they said.