Some 12,847 business and technology executives from around the world took the survey. Many admitted they’re still a bit scared with the idea of putting critical data in the cloud. Even among the 49 percent of respondents who have ventured into cloud computing, more than a third have major qualms about security. Security experts must come up with more specific guidelines for which kinds of data it is acceptable to store in the the cloud, says Ken Pfeil, CSO for a large mutual fund company.”]