How OAuth2 Works?

1.	How OAuth2 Works?
Answer» OAuth2.0 is a delegation protocol where the Client (Mobile App or web app) does not need to know about the credentials of RESOURCE Owner (end-user). Oauth2 defines four roles. Resource Owner - The person or the application that owns the data to be shared. When a resource owner is a person, it is called as an end-user. Resource Server - The application that HOLDS the protected resources. It is usually a microservice. Authorization Server - the application that verifies the identity of the resource owner (users/clients). These server ISSUES access TOKENS after obtaining the authorization. Client - the application that MAKES a request to Resource Server on behalf of Resource Owner. It could be a mobile app or a web app (like stackoverflow).

Answer»

OAuth2.0 is a delegation protocol where the Client (Mobile App or web app) does not need to know about the credentials of RESOURCE Owner (end-user).

Oauth2 defines four roles.

Resource Owner - The person or the application that owns the data to be shared. When a resource owner is a person, it is called as an end-user.
Resource Server - The application that HOLDS the protected resources. It is usually a microservice.
Authorization Server - the application that verifies the identity of the resource owner (users/clients). These server ISSUES access TOKENS after obtaining the authorization.
Client - the application that MAKES a request to Resource Server on behalf of Resource Owner. It could be a mobile app or a web app (like stackoverflow).

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