Oracle Access Management

Delivers risk-aware end-to-end user authentication, single sign-on, and authorization protection, enabling enterprises to secure access from mobile devices and seamlessly integrate social identities with applications.
http://www.oracle.com/us/products/middleware/identity-management/access-management/overview/index.html

Oracle Identity Management

Oracle Identity Management enables organizations to effectively manage the end-to-end lifecycle of user identities across all enterprise resources, both within and beyond the firewall and into the cloud. The Oracle Identity Management platform delivers scalable solutions for identity governance, access management and directory services
http://www.oracle.com/technetwork/middleware/id-mgmt/overview/index.html