Connection string for windows authentication in asp.net 3.5

An application may provide different functionalities for the access of different users. Access to various functionalities can be restricted based on the type of the user. This is called role based authorization. In integrated windows authentication, the application makes use of the credentials of Windows users. Only if the validation is successful, the user is allowed to access the application. This technology allows the user to use the same credentials for accessing multiple applications.

Once the user has successfully logged on to the operating system, other applications can make use of these credentials from the operating system. Only if the credentials are matching, the user is allowed to access the application. In an intra-net application, the administrator has full control over the network users. Integrated Windows authentication is best suited for an intranet environment, where both user and Web server computers are in the same domain, and where administrators can ensure that every user has Microsoft Internet Explorer, version 2.

NET coding. The provider module constructs a WindowsIdentity object. The default implementation constructs a WindowsPrincipal object and attaches it to the application context. The WindowsPrincipal object maps identities to Windows groups. Using the authorization tag of web. It is also possible to implement a custom Windows authorization scheme.

You can then use one of the new objects to implement your own custom authentication schemes. It starts with a detailed problem definition followed by the solution architecture. It also gives step by step details of solution-implementation. All the users are registered in the Active Directory of its intranet domain and need to access the application from this intranet. The application offers the following functionality to users:.

Based on this requirement, we need to implement role based, single sign on security for this application. NET application. In this case study, we use custom Windows authorization. The reasons for choosing a custom authorization are listed below:. On session startup, the application has to check the client credentials sent by IIS against that stored in the Database. If it does not find a match, it has to report an attempt for unauthorized access and exit the application.

If the client credentials match, then it constructs a client cookie which stores the user credential and the role information. For subsequent requests, instead of hitting the Database for validating the client-credentials, the application makes use of this client-cookie. When I access the web application from a remote machine using same domain account, I cannot connect to database server.

I do not understand why the impersonation works locally on the web server but not from another machine. You will need to add this user there. I do not want to create a separate user as the idea is to use the credentials of the person visiting web site to connect to database.

I need to track the people accessing database for audit purpose. Please note that my current setup does work when the web application and sql database are on the same machine.

This setup is not working when the web application and sql database are on different machines. According to MSDN, constrained delegation has to be enabled when identity is passed through multiple hops.

I have followed the steps listed in MSDN for constrained delegation link in my original post , but still something is missing. Ask a question. Quick access. Also, Web. What I am going to do?

I have a Web. Net Configuration option in Visual Studio. A full list of settings and comments can be found in machine. Because this affects performance, set this value to true only during development. NET to identify an incoming user. Specifically, it enables developers to configure html error pages to be displayed in place of a error stack trace. ScriptHandlerFactory, System. ScriptResourceHandler, System.

ScriptModule, System.