Authentication in ASP.Net There are three types of Authentication Levels exist in the ASP.Net : Windows Authentication, Forms Authentication, Passport Authentication. You can change/add authendication in web config file, in that you have to mention the authendication mode is Windows Authenticatin/Passport Authentication/Form Authentication as follows: // web.config file <authentication mode = "[Windows/Forms/Passport/None]"> </authentication> Windows authentication: enables you to identify users without creating a custom page. Credentials are stored in the Web server’s local user database or an Active Directory domain. Once identified you can use the user’s credentials to gain access to resources that are protected by Windows authorization. It’s a default authentication mode. Forms authentication: enables you to identify users with a custom database such as an ASP.NET membership database. Alternatively you can implement your own custom ...

ASP .Net Page Life Cycle 1. OnInit (Init) Initializes each child control of the current 2. LoadControlState: Loads the ControlState of the control. To use this method the control must call the Page.RegisterRequiresControlState method in the OnInit method of the control. 3. LoadViewState: Loads the ViewState of the control. 4. LoadPostData: Is defined on interface IPostBackDataHandler. Controls that implement this interface use this method to retrieve the incoming form data and update the control s properties accordingly. 5. Load (OnLoad): Allows actions that are common to every request to be placed here. Note that the control is stable at this time; it has been initialized and its state has been reconstructed. 6. RaisePostDataChangedEvent: Is defined on the interface IPostBackData-Handler. Controls that implement this interface use this event to raise change events in response to the Postback data changing between the current Postback and the previous Postback. For example if a TextBo...