Symantec’s new cloud-based single sign-on service called O3 is available to enterprise customers to test. The O3 security-as-a-service for identity management is available for corporate customers to trial as part of an “early program” Competing offerings include those from Symplified, Okta and Ping Identity. O3 customers can establish SSO controls for Active Directory, Google Docs and Salesforce.com, among others. The initial O3 service is being provided directly by Symantech.”]