Symantec has released its annual Internet Security Threat Report. Its coverage of Internet attacks, vulnerabilities, malware, phishing, spam, and trend in the Internet security area is a must read for security and legal professionals. Here are some of the highlights.
Phishing, Spam, and Security Risks
- The Symantec Probe Network detected 157,477 unique phishing messages, an increase of 81%.
- Financial services was the most heavily phished sector, accounting for 84% of phishing activity.
- Spam made up 54% of all monitored email traffic, up from 50% in the last period.
- The most common type of spam detected in the first six months of 2006 was related to health services and products.
- Fifty-eight percent of all spam detected worldwide originated in the United States
- Eight of the top ten reported security risks were adware programs.
- Three of the top ten new security risks are what Symantec calls “misleading applications.
Attack Trend Highlights
- Microsoft Internet Explorer was the most frequently targeted Web browser, accounting for 47% of all Web browser attacks.
- Symantec observed an average of 6,110 DoS attacks per day.
- The United States was the target of the most DoS attacks, accounting for 54% of the worldwide total.
- The Internet service provider (ISP) sector was the most frequently targeted by DoS attacks.
- China had the highest number of bot-infected computers during the first half of 2006, accounting for 20% of the worldwide total.
- The United States had the highest percentage of bot command-and-control servers with 42%.
- Beijing was the city with the most bot-infected computers in the world.
- The United States ranked as the top country of attack origin, accounting for 37% of the worldwide total.
- The home user sector was the most highly targeted sector, accounting for 86% of all targeted attacks.
Read the full report (120 pages).