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One in 218.7 E-mails sent in September 2010 contained malware, Symantec found. That’s an increase of 0.15% over August 2010.
During September, one out of 382 E-mails was a phishing attack (a slight decline of 0.01% compared to August).
33.6% of all the Web sites blocked in September by software running on corporate computers were new domains.
A whopping 21.8% of all Web-based malware was new this month.
Mobile workers are 5.4 times more likely to download potentially dangerous content than those in the office.
Mobile workers are more than twice as likely to access potentially dangerous streaming media than while at the office.
The “global ratio of spam in E-mail traffic” was 91.9 percent in September.
United States e-mail traffic is overrun with spam. In fact, Symantec found that 92.1% of all E-mail was spam in September.
The automotive industry had a spam rate of 94.1%, easily besting other industries in September.
92% of all E-mail traffic in the IT services industry was spam in September.
The public sector continues to be the most-targeted industry for malware. One in 35.8 e-mails contained malware in September.
The public sector was also most likely to be attacked by phishing scams. One in every 78.1 E-mails in the public sector are phishing attacks.
W32.Sality.AE was the most blocked malware in September. It was followed by W32.Downandup.B.
Out of 4.1 billion SMTP connections in September, Symantec “throttled back” 59.7% of those connections because they contained “malicious or unwanted” content.
Legitimate sites accounted for a whopping 80% of Web sites blocked by corporate software due to malicious content, according to Symantec.
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