Oauth: Is a protocol that allows users

OAuth is a protocol that allows users to grant access to their online accounts to third-party applications or websites without sharing their passwords. Learn about its history, security issues, types, and examples of OAuth in use. OAuth (Open Authorization) is an open standard protocol for authorization of an application for using user information, in general, it allows a third party application access to user related info like name, DOB, email or other required data from an application like Facebook, Google etc. without giving the third party app the user password. OAuth (open authorization) is an open-standard authorization framework that grants applications access to an end user’s protected resources. The resource server validates the token before responding to the request. OAuth 2.0 vs OAuth 1. 0 The versions of OAuth are not compatible, as OAuth 2.0 is a complete overhaul of OAuth 1.0. Implementing OAuth 2.0 is easier and faster. OAuth 1.0 had complicated cryptographic requirements, supported only three flows, and was not scalable.