As cyber criminals are increasingly targeting Facebook, security issue has became the number one concern on Facebook, and the users or firms that used Facebook for social networking.

As seen in several reports published on the Web recently, the types and severity of the Facebook attacks are expected to be risen in this year 2010.

Here are few reports for your perusal from everything security threats that can open your eyes to a different aspect of the Facebook security issues.

1) Sophos Security Threats Report: 2010 [PDF]

Some excerpts:

According to a Sophos survey conducted in December 2009, 60% of respondents believe that Facebook presents the biggest security risk of the social networking sites, significantly ahead of MySpace, Twitter and LinkedIn.

Sophos Security Threats Report 2010: Facebook

Source: available at http://www.sophos.com/sophos/docs/eng/papers/sophos-security-threat-report-jan-2010-wpna.pdf, accessed 11 February 2010

Meanwhile, Sophos also said that reports by companies of spam and malware derived from social networks such as Facebook, MySpace and Twitter were up 70 percent from a year earlier.

2) McAfee 2010 Threat Predictions [PDF]

Some excerpts:

With Facebook reaching more than 350 million users, we expect that 2010 will take these trends to new heights.

The explosion of applications on Facebook and other services will be an ideal vector for cybercriminals, who will take advantage of friends trusting friends to click links they might otherwise treat cautiously.

3) Cisco 2009 Annual Security Report [PDF]

Some excerpts:

Social networking site Facebook reports that from August 2008 to December 2009, its active user base more than tripled, from 100 million to 350 million. As Cisco has continued to report, criminals migrate attacks to where their victims are. They have wasted no time targeting this huge audience, and they are creating more sophisticated ways to take advantage of the trust users place in social media. The Koobface worm, first detected on social networking websites such as Facebook in 2008, appeared again in 2009, when yet more variants of the malicious software popped up on Twitter, the microblogging service. Estimates indicate that almost 3 million computers have been infected with Koobface.