Looking for logging into the Bshaffer Oauth2 User Example site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Bshaffer Oauth2 User Example site. After that you can login as usual with your login credentials.
https://bshaffer.github.io/oauth2-server-php-docs/grant-types/user-credentials/
https://bshaffer.github.io/oauth2-server-php-docs/cookbook/
https://github.com/bshaffer/oauth2-server-php/issues/573
https://github.com/bshaffer/oauth2-server-php/issues/611
https://github.com/bshaffer/oauth2-demo-php
https://github.com/bshaffer/oauth2-server-php-docs/blob/master/content/grant-types/client-credentials.md
https://github.com/bshaffer/oauth2-server-php/issues/381
https://github.com/bshaffer/oauth2-server-php-docs/blob/master/content/grant-types/jwt-bearer.md
https://stackoverflow.com/questions/44437988/oauth2-php-server-library-how-to-integrate-it
https://stackoverflow.com/questions/21165015/integrate-oauth-2-0-server-with-codeigniter
https://akrabat.com/wp-content/uploads/2017-04-08-PHPYorkshire-Slim-OAuth2.pdf
https://joomla.stackexchange.com/questions/339/whats-the-proper-way-to-authenticate-a-user
https://blog.tsheets.com/2014/business-help/using-oauth-2-0-to-authenticate-with-rest-ful-web-apis