Fatal error: Uncaught Error: Interface "Cose\Algorithm\Mac\Mac" not found in /home/ntpcbgtpp/public_html/mat1/vendor/web-auth/cose-lib/src/Algorithm/Mac/Hmac.php:14 Stack trace: #0 {main} thrown in /home/ntpcbgtpp/public_html/mat1/vendor/web-auth/cose-lib/src/Algorithm/Mac/Hmac.php on line 14