Zend certified PHP/Magento developer

I can’t use my access keys while trying to download the Magento open source file

I was trying to set up Magento on AWS EC2 and followed this instruction:
https://cloudinfrastructureservices.co.uk/how-to-setup-magento-server-on-azure-aws-gcp/.

I ran this command:

sudo composer create-project –repository=https://repo.magento.com/ magento/project-community-edition=2.4.3 magento2

It’s supposed that I would be asked for username and password, which are my public key and private key. However, this was what came up to me:

enter image description here

What does it mean and how should I fix it?