Code:
root@pve:~# apt update
Hit:1 http://security.debian.org bookworm-security InRelease
Hit:2 http://ftp.debian.org/debian bookworm InRelease
Hit:3 http://ftp.debian.org/debian bookworm-updates InRelease
Err:4 https://enterprise.proxmox.com/debian/ceph-quincy bookworm InRelease
401 Unauthorized [IP: 51.79.228.122 443]
Err:5 https://enterprise.proxmox.com/debian/pve bookworm InRelease
401 Unauthorized [IP: 51.79.228.122 443]
Reading package lists... Done
E: Failed to fetch https://enterprise.proxmox.com/debian/ceph-quincy/dists/bookworm/InRelease 401 Unauthorized [IP: 51.79.228.122 443]
E: The repository 'https://enterprise.proxmox.com/debian/ceph-quincy bookworm 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.
E: Failed to fetch https://enterprise.proxmox.com/debian/pve/dists/bookworm/InRelease 401 Unauthorized [IP: 51.79.228.122 443]
E: The repository 'https://enterprise.proxmox.com/debian/pve bookworm 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.