SSO1 - Google Apps (gControl)
gControl is a Single Sign On(SSO) solution and act as a Identity Provider. It uses SAML 2.0 to integrate with Google For Work. It has out of box integration with Microsoft Active Directory. This allows organisation to leverage their existing identity provide to manage identities. gControl act as a powerful security layer on top of Google For Work providing control on accessing Google For Work on various attributes/parameter.