The 2011 Global Information Security Workforce Study polled more than 10,000 respondents from companies and public sector organizations worldwide. The top three challenges are application vulnerabilities (73 percent), mobile devices (66 percent) and viruses and worm attacks (64 percent) 90 percent of federal respondents believe that the exposure of confidential or sensitive information, data loss or leaks is by far the greatest concern about moving to a private cloud. Over 50 percent of U.S. federal government respondents list social media tools such as content filtering, website blocking and social media policy as very or somewhat important.”]
Source: https://www.govinfosecurity.com/fed-security-workforce-to-double-a-3626