Fatal error: Uncaught Error: Class "Cose\Key\Key" not found in /home/ntpcbgtpp/public_html/mat1/vendor/web-auth/cose-lib/src/Key/SymmetricKey.php:12 Stack trace: #0 {main} thrown in /home/ntpcbgtpp/public_html/mat1/vendor/web-auth/cose-lib/src/Key/SymmetricKey.php on line 12