At a recent summit, Gartner analysts made strong assertions about cloud-based IAM’s growing predominance, predicting that cloud IAM will grow 500 percent from 2012 to 2015 (source: Gartner "A Guide to Making the Right Choices in the Expanding IDaaS Market, Gregg Kreizman, April 20, 2012). In addition, they predict that IDaaS will account for 25…