The number of malware code samples in the wild <A HREF="http://www.infoworld.com/article/08/02/12/Blended-security-threats-on-the-rise-IBM-says_1.html?source=rss&url=http://www.infoworld.com/article/08/02/12/Blended-security-threats-on-the-rise-IBM-says_1.html">grew 30 percent to 410,000 in 2007,</A> according to security researchers at IBM's ISS division. The Storm worm in particular accounted for 13 percent of the entire malware collection. IBM released these findings and more in its security trends report for 2007, which summarizes the threat landscape based on IBM's research on malware, software vulnerabilities, phishing, and Web sites with questionable content.