What it's good for?
TBD
About OAuth2
OAuth 2.0 is the industry-standard protocol for authorization. OAuth 2.0 focuses on client developer simplicity while providing specific authorization flows for web applications, desktop applications, mobile phones, and living room devices
Rewrite https://system2.netrex.cz/kb/en/topic/Authorization-using-Oauth2-protocol
\uD83D\uDCD8 Instructions
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