I am new to DotNet and Sharepoint and I want to understand difference between
- windows based authentication
- form based authentication
- claim based authentication Or if any of the above are identical.
Authentication modes determine how client computers authenticate with SharePoint Server 2010/2013 resources. Their are two AUthnetication Modes
Now We have the Authentication Method
Forms-based authentication methods: Forms authentication is a stand alone method of authenticating in .NET forms that you can hook up to some other system, such as a database.
SAML token-based authentication methods SAML (Security Assertion Markup Language) is an Extensible Markup Language (XML) standard that allows a user to log on once for affiliated but separate Web sites. SAML is designed for business-to-business (B2B) and business-to-consumer (B2C) transactions.
Read this technet Article for more details, this will tell all the authentication method and their support with sharepoint versions: Plan for claims-based authentication or classic-mode authentication Plan authentication methods