‫ Summary of Symantec Intelligence Report: December 2013


Date: 2014-02-10


In this month’s report we take a look at what has happened in a number of key sections of the threat landscap. We delve deeper into the world of vulnerability, data breaches, spam, and malware, detailing what has happened so far in 2013 and bringing us up to speed through the month of December.


There were 471 new vulnerabilities discovered in December, bringing the total for the year up to 6436, a 18 percent increase compared to 2012.

There was one vulnerability in mobile operating systems disclosed during the month of December.

Google’s Chrome browser continues to lead in reporting browser vulnerabilities, while Oracle’s Java leads in reported plug-in vulnerabilities.Two zero-day vulnerabilities were disclosed during the month of December.


The global spam rate increase 1.8 percentage points in December to 64 percent, up from 62.2 percent in November.

Education was the most commonly targeted industry, taking the top spot for the second month in a row. The .com top-level domain (TLD) was again the most frequently used malicious TLD in December.

Top 10 Sources of Spam


The global average virus rate in December was one in 164 emails, compared to one in 253 in November.

The United Kingdom topped the list of geographies, with one in 65 emails containing a virus.

The United Kingdom was also the largest source of virus-laden emails, making up 60.7 percent of all email-based viruses.

Small-to-medium size businesses with 1-250 employees were the most targeted company size, where one and 147 emails contained a virus.


Data Breach

The largest breach that was reported in December actually occurred during November, where 40 million identities were exposed.

There were a number of breaches reported during December that occurred earlier in the year. This brings the total number of reported breaches to 215 so far for 2013.

Of the reported breaches so far, the top three types of information exposed are a person’s real name,government ID number (e.g. Social Security), and birth date.




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تاریخ ایجاد: 21 بهمن 1392



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