Code: Select all
# apt update
Ign:1 http://ftp.at.debian.org/debian stretch InRelease
Ign:2 http://ftp.at.debian.org/debian-security stretch-updates InRelease
Err:5 http://ftp.at.debian.org/debian-security stretch-updates Release
404 Not Found [IP: 213.129.232.18 80]
Get:3 http://ftp.at.debian.org/debian stretch-updates InRelease [91.0 kB]
Get:4 http://ftp.at.debian.org/debian stretch Release [118 kB]
Get:6 http://ftp.at.debian.org/debian stretch Release.gpg [2,434 B]
Err:3 http://ftp.at.debian.org/debian stretch-updates InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 8B48AD6246925553 NO_PUBKEY 7638D0442B90D010
Err:6 http://ftp.at.debian.org/debian stretch Release.gpg
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 8B48AD6246925553 NO_PUBKEY 7638D0442B90D010 NO_PUBKEY EF0F382A1A7B6500
Reading package lists... Done
E: The repository 'http://ftp.at.debian.org/debian-security stretch-updates Release' does not have a Release file.
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.
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ftp.at.debian.org/debian stretch-updates InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 8B48AD6246925553 NO_PUBKEY 7638D0442B90D010
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://ftp.at.debian.org/debian stretch Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 8B48AD6246925553 NO_PUBKEY 7638D0442B90D010 NO_PUBKEY EF0F382A1A7B6500
Code: Select all
# apt-get install debian-archive-keyring
Reading package lists... Done
Building dependency tree
Reading state information... Done
debian-archive-keyring is already the newest version (2017.5).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
What am I doing wrong?