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Symantec Global internet Security threat report

Highlights

Threat Activity Trends Highlights

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In 2009, the United States had the most overall malicious activity measured by Symantec, with 19 percent of the total; this is a decrease from 23 percent in 2008, when the United States also ranked first.

the United States was the top country of attack origin in 2009, accounting for 23 percent of worldwide activity; this is a decrease from 25 percent in 2008.

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The top Web-based attack in 2009 was associated with malicious PDF activity, which accounted for 49 percent of the total.

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The United States was the top country of origin for Web-based attacks in 2009, accounting for 34 percent of the worldwide total.

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The education sector accounted for 20 percent of data breaches that could lead to identity theft during this period, more than any other sector; this is a decrease from 27 percent in 2008, when it was also the highest ranked sector for data breaches.

the financial sector was the top sector for identities exposed in 2009, accounting for 60 percent of the total; this is a significant increase from 29 percent in 2008.

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In 2009 physical theft or loss accounted for 37 percent of data breaches that could lead to identity theft—a decrease from 48 percent in 2008.

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Hacking accounted for 60 percent of the identities exposed in 2009, a marked increase from 22 percent in 2008.

Symantec observed an average of 46,541 active bot-infected computers per day in 2009; this is a 38 percent decrease from the 75,158 per day average observed in 2008.

Symantec observed 6,798,338 distinct bot-infected computers during this period; this is a 28 percent decrease from 2008.

  • the United States was the country of the most bot-infected computers observed by Symantec in 2009, accounting for 11 percent of the global total—a slight decrease from 12 percent in 2008.

  • taipei was the city with the most bot-infected computers in 2009, accounting for 5 percent of the worldwide total.

  • in 2009 Symantec identified 17,432 distinct new bot command-and-control servers, an increase from 15,197 in 2008; of these, 31 percent operated through irC channels and 69 percent used Http.

  • the United States was the country with the most bot command-and-control servers in 2009, with 34 percent of the total observed by Symantec; this is an increase from 33 percent in 2008, when the United States also ranked first.

  • the United States was again the country most frequently targeted by denial-of-service attacks in 2009, accounting for 56 percent of the worldwide total—an increase from 51 percent in 2008.

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