Explain the ways of authentication techniques in ASP.NET

Explain the ways of authentication techniques in ASP.NET

Selection of an authentication provider is done through the entries in the web.config file for an application.

The modes of authentication are:
<authentication mode=”windows”>
<authentication mode=”passport”>
<authentication mode=”forms”>

Custom authentication needs installation of ISAPI filter in IIS. It compares incoming requests to a list of source IP addresses and a request is considered to be authenticated if it comes from an acceptable address.
Windows authentication in ASP.NET
If windows authentication mode is selected for an ASP.NET application, then authentication also needs to be configured within IIS since it is provided by IIS....
Passport authentication in ASP.NET
Passport authentication provides authentication using Microsoft’s passport service....
Forms authentication in ASP.NET
Using form authentication, ones own custom logic can be used for authentication...
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