This will be the first in a series of posts related to setting up single sign on for SQL Reporting Services. As you may know SQL Reporting Services supports forms authentication and there is a forms authentication sample that can be found here. By leveraging the logic in the sample we can incorporate SSO (isngle sign-on) behavior into the SQL Reporting Services (SSRS) environment. A working Visual Studio 2010 solution is uploaded here.
There are typically two scenarios that define single sign-on. The idea behind both is that the user only has to enter their credentials once and can access multiple applications from that single authentication action.
Reporting Services Single Sign On (SSO) Authentication - Part 1
原文：https://www.cnblogs.com/chucklu/p/13215276.html