Despite a slight decline in SSO customer satisfaction ratings over the past two years, providers generally report the technology to be a valuable purchase, especially related to workflow simplification, according to new KLAS report, “Single Sign-On: To Identity Management and Beyond.” Imprivata took the lead with a score of 83.6 out of 100, followed by Microsoft (83.2) and HealthCast (82.4). Carefx and Novell are also highlighted in this report. Addendum information is included for IBM, Passlogix and FairWarning.