What is the difference between authentication and authorization?

What's the difference between authentication and authorization? Authentication confirms that users are who they say they are. Authorization gives those users permission to access a resource. While authentication and authorization might sound similar, they are distinct security processes in the world of identity and access management (IAM).

Can a user change the authentication credentials?

2FA/MFA (Two-Factor Authentication / Multi-Factor Authentication) The authentication credentials can be changed in part as and when required by the user. The authorization permissions cannot be changed by user as these are granted by the owner of the system and only he/she has the access to change it. The user authentication is visible at user end.

What is identity authentication & how does it work?

Identity authentication is the process of verifying the identity of a user or service. Based on this information, a system then provides the user with the appropriate access. For example, let's say we have two people working in a coffee shop, Lucia and Rahul.

What is an authentication scheme?

An authentication scheme is named when the authentication service is configured during authentication. For example: In the preceding code, two authentication handlers have been added: one for cookies and one for bearer. Specifying the default scheme results in the HttpContext.User property being set to that identity.