Symantec Intelligence Report: November 2011

http://www.symantec.com/content/en/us/enterprise/other_resources/b-intelligence_report_11-2011.en-us.pdf

Report highlights

• Spam – 70.5 percent (a decrease of 3.7 percentage points since October 2011): page 13
• Phishing – One in 302.0 emails identified as phishing (an increase of 0.04 percentage points since October 2011): page 16
• Malware – One in 255.8 emails contained malware (a decrease of 0.03 percentage points since October 2011): page 17
• Malicious Web sites – 4,915 Web sites blocked per day (an increase of 47.8 percent since October 2011): page 19
• A Review of Targeted Attacks in 2011: page 2
• Revolution of Russian Phone Number Spam: page 10
• Best Practices for Enterprises and Users: page 22