OAuth Protocol at high level

OAuth is a protocol designed so that end user delegates some part of their authority to access the protected resource to the client application to act on their behalf. To make that happen, OAuth introduces another component into the system the authorization server

• OAuth is about how to get a token and how to use a token.
• OAuth is a delegation protocol that provides authorization across systems.
• OAuth replaces the password-sharing antipattern with a delegation protocol that’s simultaneously more secure and more usable.
• OAuth is focused on solving a small set of problems and solving them well, which makes it a suitable component within larger security systems.

Disclaimer :- All stories mentioned on my articles at linked in are made up. They have never really happened. They are to make the articles more live and more interesting. Similar stories may have happened or happen in the past, present or future to me, to you or to anyone dead, alive or not yet born. If you find any similarity between some story and real life it is most probably an error in the real life. But that is the basic nature of real life: it is full of coincidences and errors. Nobody is to be blamed