Applications -> Developer applications) define('GITHUB_CLIENT_ID', ''); // GitHub client secret key (Copy it from your settings -> Applications -> Developer applications) define('GITHUB_CLIENT_SECRET', ''); // Enable/disable the reverse proxy authentication define('REVERSE_PROXY_AUTH', false); // Header name to use for the username define('REVERSE_PROXY_USER_HEADER', 'REMOTE_USER'); // Username of the admin, by default blank define('REVERSE_PROXY_DEFAULT_ADMIN', '');