C# windows authentication example

Using Facebook authentication requires you to create a Facebook developer account, and your project will require an application ID and secret key from Facebook in order to function. Once you have obtained your application ID and secret key, use the following steps to enable Facebook authentication for your web application:.

Once you have added those parameters, you can recompile your project:. When you press F5 to open your web application in your web browser, you will see that Facebook has been defined as an external authentication service:. When you click the Facebook button, your browser will be redirected to the Facebook login page:. After you enter your Facebook credentials and click Log in , your web browser will be redirected back to your web application, which will prompt you for the User name that you want to associate with your Facebook account:.

After you have entered your user name and clicked the Sign up button, your web application will display the default home page for your Facebook account:.

Using Google authentication requires you to create a Google developer account, and your project will require an application ID and secret key from Google in order to function. When you press F5 to open your web application in your web browser, you will see that Google has been defined as an external authentication service:. When you click the Google button, your browser will be redirected to the Google login page:.

After you enter your Google credentials and click Sign in , Google will prompt you to verify that your web application has permissions to access your Google account:. When you click Accept , your web browser will be redirected back to your web application, which will prompt you for the User name that you want to associate with your Google account:. After you have entered your user name and clicked the Sign up button, your web application will display the default home page for your Google account:.

Microsoft authentication requires you to create a developer account, and it requires a client ID and client secret in order to function. Once you have obtained your consumer key and consumer secret, use the following steps to enable Microsoft authentication for your web application:.

When you press F5 to open your web application in your web browser, you will see that Microsoft has been defined as an external authentication service:. When you click the Microsoft button, your browser will be redirected to the Microsoft login page:. After you enter your Microsoft credentials and click Sign in , you will be prompted to verify that your web application has permissions to access your Microsoft account:.

When you click Yes , your web browser will be redirected back to your web application, which will prompt you for the User name that you want to associate with your Microsoft account:. After you have entered your user name and clicked the Sign up button, your web application will display the default home page for your Microsoft account:. Twitter authentication requires you to create a developer account, and it requires a consumer key and consumer secret in order to function.

What is Windows directory? If you enter some other name which is not valid it means you can not log in to the system. How it works is, in your college they normally maintain student details in a common directory called " windows directory. When I access the system I have to use the above credentials. I hope you have a clear picture of what is the windows directory is.

In real time, if I am going to create the web application which is used to enter student details in the college, I can go for windows authentication for this requirement, because when students access the application they can log in to the application with their windows credentials when you log in to the system, you have entered username and password. Please refer to the following simple steps to create the windows authentication application.

Step 3: Select Web. Windows Authentication is used for servers that run on a corporate network using Active Directory domain identities or Windows accounts to identify users. Windows Authentication is best suited to intranet environments where users, client apps, and web servers belong to the same Windows domain. Windows Authentication is a stateful scenario primarily used in an intranet, where a proxy or load balancer doesn't usually handle traffic between clients and servers.

If a proxy or load balancer is used, Windows Authentication only works if the proxy or load balancer:. Add authentication services by invoking AddAuthentication Microsoft. IISIntegration namespace in Program. The preceding code was generated by the ASP. Server configuration is explained in the IIS section. The Web Application templates available via Visual Studio or the.

In the Additional information dialog, set the Authentication type to Windows. The project's properties enable Windows Authentication and disable Anonymous Authentication. Open the launch profiles dialog:. Alternatively, the properties can be configured in the iisSettings node of the launchSettings. Execute the dotnet new command with the webapp argument ASP. Windows Authentication is configured for IIS via the web. The following sections show how to:. For more information, see Host ASP.

IIS Integration Middleware is configured to automatically authenticate requests by default. The ASP. For more information, see ASP. Before publishing and deploying the project, add the following web. When the project is published by the.

After publishing and deploying the project, perform server-side configuration with the IIS Manager:. When these actions are taken, IIS Manager modifies the app's web. A subsequent deployment of the app may overwrite the settings on the server if the server's copy of web. Use either of the following approaches to manage the settings:. The Microsoft. Credentials can be persisted across requests on a connection. Negotiate authentication must not be used with proxies unless the proxy maintains a connection affinity a persistent connection with Kestrel.

The Negotiate handler detects if the underlying server supports Windows Authentication natively and if it is enabled. If the server supports Windows Authentication but it is disabled, an error is thrown asking you to enable the server implementation. When Windows Authentication is enabled in the server, the Negotiate handler transparently forwards authentication requests to it.

The following APIs are used in the preceding code:. I really don't understand the problem. You ask the user for username and password, and authenticate with that data using LDAP, that's how it's done. What's the problem with that? RowlandShaw I dont think it is odd requirement, there are circumstances that a user needs to log in with his user profile of the system from a colleague computer. RowlandShaw In my opinion, "switch user" is a bulky solution. The programmer's job is to make sure everything is secure, but it's no longer an argument in programming that's already leaking into other areas, so the debate is futile.

Show 4 more comments. Active Oldest Votes. Generic; using System. ComponentModel; using System. Data; using System. Drawing; using System. Linq; using System. Text; using System.