If a client is not successfully identified, it is said to be anonymous.
Types of Authentication
Essentially the Windows Authentication and Forms Authentication are the famous ones, as Passport Authentication is related to a few websites (like microsoft.com, hotmail.com, msn.com etc. only).
Windows Authentication is implemented mostly in
The end user enters the credentials, which are then validated against the User Store on the Windows server. Note that each user who access the Web Application in a Windows Authentication environment needs to have a Windows Account in the company network.
How to avoid or disable the modal dialog box in a Windows Authentication environment?
By enabling the Windows Integrated Authentication checkbox for the web application through settings in IIS.
Forms Authentication is used in Internet based scenarios, where its not practical to provide a Windows based account to each and every user to the Web Server. In a Forms Authentication environment, the user enters credentials, usually a User Name and a corresponding Password, which is validated against a User Information Store, ideally a database table.
Forms Authentication Ticket is the
When a user requests a web page, there exists a process of security too, so that every anonymous user is checked for authentication before gaining access to the webpage. The following points are followed in the sequence for authentication when a client attempts a page request:
* A .aspx web page residing on an IIS web server is requested by an end user
* IIS checks for the user's credentials
* Authentication is done by IIS. If authenticated, a token is passed to the ASP.NET worker process along with the request
* Based on the authentication token from IIS, and on the web.config settings for the requested resource, ASP.NET impersonates the end user to the request thread. For impersonation, the web.config impersonate attribute's value is checked.
1. What is the difference between Windows and Forms authentication user lists in Web.config?
User lists for Windows authentication are included in the
User lists for Forms authentications are included in the
2. How do you require authentication using the Web.config file? (The answer is the same for all ASP.NET authentication modes.)
Include the following
3. How do you run a Web
Use the identity element in Web.config to execute code using the authenticated user's account. For example:
What are the types of authentication in .net?
We have three types of authentication:
1. Form authentication
2. Windows authentication
This has to be declared in web.config file