Difference between authentication and authorization in asp.net

This document provides difference between Authentication and Authorization in ASP.NET

1. Difference between Authentication and Authorization in ASP.NET
S.NoAuthentication Authorization
1 Meaning:
Authentication is the process of
verifying the identity of a user.
Meaning:
Authorization is process of checking
whether the user has access rights to
the system.
2 Example:
Suppose, we have 2 types of users
( normal and admins ) to a
website. When the user tries to
access the website, we ask them to
log in. This is authentication part.
Example:
Once we know the user is valid, then
we determine to which pages the user
has access to. Normal users should not
be able to access admin pages. This is
authorization part.
3 Types of Authentication:
Windows Authentication
Forms Authentication
Passport Authentication
Types of Authorization:
ACL authorization (also known as file
authorization)
URL authorization
4 Whent it takes place ?
Authentication always precedes to
Authorization,event if our
application lets anonymous users
connect and use the application,it
still authenticates them as
anonymous.
Whent it takes place ?
Authorization takes place after
Authentication
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