We are trying to install Gluu gateway 4.2 and followed the same instructions given @ https://gluu.org/docs/gg/4.2/installation/#pre-requirements We got the the below error. It is expecting a user name and password to access the https://repo.gluu.org Logs : apt update Hit:1 http://ap-south-1.ec2.archive.ubuntu.com/ubuntu focal InRelease Hit:2 http://ap-south-1.ec2.archive.ubuntu.com/ubuntu focal-updates InRelease Hit:3 http://ap-south-1.ec2.archive.ubuntu.com/ubuntu focal-backports InRelease Get:4 http://security.ubuntu.com/ubuntu focal-security InRelease [114 kB] Hit:5 http://apt.postgresql.org/pub/repos/apt focal-pgdg InRelease Err:6 https://repo.gluu.org/ubuntu focal InRelease 401 Unauthorized [IP: YYY.YYY.YYY.YYY 443] Reading package lists... Done E: Failed to fetch https://repo.gluu.org/ubuntu/dists/focal/InRelease 401 Unauthorized [IP: YYY.YYY.YYY.YYY 443] E: The repository 'https://repo.gluu.org/ubuntu focal InRelease' is not signed. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details.