The Virtual Identity Server for Office 365 enables rapid multi-forest Office365 deployments and enhances and extends Office 365 with additional features and functionality. VIS for Office 365 is a complete end-to-end solution including: synching users and groups, providing a cloud firewall that can filter or translate data as it is synched (or during authentication), as well as, providing complete audit logging, two-factor authentication and denial of service (DoS) capabilities.\ To know more, visit http://www.optimalidm.com/Products/VIS/VirtualIdentityServerforOffice365/