The WorkControl-DNNSSO (DotNetNuke Single Sign On) enables users to login to DotNetNuke portal using accounts from another DotNetNuke portal instance. The two instances can be on the same Local Area Network (LAN) or separated over a Wide Area Network (WAN). The DNNSSO module leverages secure web service technology to enable authentication in real-time to support Single Sign-On. The DNNSSO module is included in the PortalSSO download package.
How to upgrade WorkControl-PortalSSO from version 4.7 to 4.8
When accounts are created (either thru user registration page or by Admin >> User Accounts screen), they are authorized in the portal where the accounts were created. Let's call the portal where the accounts were first created the HOME portal. Suppose you create a new portal and you want to use accounts already created in the HOME portal to access the new portal. Let's call the new portal the TARGET portal.