Hello I am trying to update my VPS which is based on Debian 12 but I am getting a message for warning about public key of ntop software which is removed already from my server but this is the leftover can you please help I think this cause my ssh to be slow from my point of view if you think not can you tell me why my ssh taking to long time to login and do some task. however, the command for update is (apt update) and the results is showing blew yah also when I restart my VPS the ssh issue is fixed for sometime then it back again.
Code:
root@ryvps01:~# apt updateHit:1 http://deb.debian.org/debian-security bookworm-security InReleaseHit:2 http://deb.debian.org/debian buster InReleaseHit:3 http://deb.debian.org/debian buster-updates InReleaseHit:4 http://asi-fs-d.contabo.net/debian bookworm InReleaseHit:5 http://asi-fs-d.contabo.net/debian bookworm-updates InReleaseHit:6 http://security.debian.org/debian-security buster/updates InReleaseGet:7 https://packages.ntop.org/apt-stable/bookworm x64/ InRelease [2,153 B]Hit:8 https://software.virtualmin.com/vm/7/gpl/apt virtualmin InReleaseGet:9 https://packages.ntop.org/apt-stable/bookworm all/ InRelease [2,153 B]Hit:10 https://repo.zabbix.com/zabbix/6.4/debian bookworm InReleaseErr:7 https://packages.ntop.org/apt-stable/bookworm x64/ InRelease The following signatures couldn't be verified because the public key is not av ailable: NO_PUBKEY 3D84C955924F7599Err:9 https://packages.ntop.org/apt-stable/bookworm all/ InRelease The following signatures couldn't be verified because the public key is not av ailable: NO_PUBKEY 3D84C955924F7599Fetched 4,306 B in 1s (3,118 B/s)Reading package lists... DoneBuilding dependency tree... DoneReading state information... Done1 package can be upgraded. Run 'apt list --upgradable' to see it.W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://packages.ntop.org/apt-stable/bookworm x64/ InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3D84C955924F7599W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://packages.ntop.org/apt-stable/bookworm all/ InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3D84C955924F7599W: Failed to fetch https://packages.ntop.org/apt-stable/bookworm/x64/InRelease The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3D84C955924F7599W: Failed to fetch https://packages.ntop.org/apt-stable/bookworm/all/InRelease The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3D84C955924F7599W: Some index files failed to download. They have been ignored, or old ones used instead.root@ryvps01:~#Statistics: Posted by islam — 2024-06-07 01:57