With billions of dollars being spent on cloud security — $2.1 billion, according to a recent report from Gartner–is it safe to trust the cloud? Yes, but it’s important to know the reasons why the cloud makes sense for some of your apps, and not for others, according to panelists on a Case Study U session at ITEXPO East 2014 titled “Locking Down the Enterprise: Keeping Sensitive Data Safe in the Cloud and On-Premises.”