- Eberhard Felix
https://feberhard.github.io/OAuth2ImplicitFlow/
- Acquire an access token. To do that click on Generate Sign In Link and click on that link.
- After you got the token as a result you can validate it.
- You can try to access your Google Drive files but it will fail cause of missing permissions.
- Generate a link to get permissions to Google Drive metadata and click it.
- You can again validate the token to see the changed scope.
- Try again to list the files in your Google Drive.
- Generate a link to revoke the access token and click it.
- If you validate the token now, you shouldn't be authenticated anymore.