https://knlsolutions.pl/dokuwiki/ 2026-05-31T04:43:33+00:00 https://knlsolutions.pl/dokuwiki/ https://knlsolutions.pl/dokuwiki/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2026-02-28T01:48:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://knlsolutions.pl/dokuwiki/doku.php?id=debian&rev=1772243333&do=diff Debian * Pingvin Share [Docker + Nginx proxy] * Hardening Debian Server text/html 2026-02-28T01:48:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://knlsolutions.pl/dokuwiki/doku.php?id=hardening_debian_server&rev=1772243339&do=diff Hardening Debian Server <https://www.youtube.com/watch?v=t8LS3F5Iu8Y> Creating and import ssh key ssh-keygen -t ed25519 -f /your-key-location/your-key-filename -C "your-key-comment" cat a.pub | ssh user@host "mkdir -p ~/.ssh && touch ~/.ssh/authorized_keys && chmod -R go= ~/.ssh && cat >> ~/.ssh/authorized_keys" // or simply using command ssh-copy-id // ssh-copy-id -i /your-key-location/your-key-filename user@host text/html 2026-02-26T22:35:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://knlsolutions.pl/dokuwiki/doku.php?id=legacy_ssh_compatibility&rev=1772145349&do=diff Legacy SSH compatibility I have some legacy devices in my network that require older SSH key exchange methods and algorithms incompatible with modern defaults. Rather than configuring each host individually in ~/.ssh/config, I modified the system-wide SSH client configuration to maintain compatibility with both old and new systems. text/html 2026-02-26T22:36:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://knlsolutions.pl/dokuwiki/doku.php?id=minislack_project&rev=1772145364&do=diff MiniSlack Setup * Installed packages ip a a 192.168.100.8/24 dev eth0 ifconfig eth0 up ip r a default via 192.168.100.1 nano /etc/resolv.conf nameserver 8.8.8.8 slackpkg update slackpkg upgrade-all * binutils package installation for geninitrd command text/html 2026-02-27T23:16:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://knlsolutions.pl/dokuwiki/doku.php?id=old_kernel_cleanup&rev=1772234210&do=diff Old Kernel Cleaup <https://www.youtube.com/watch?v=uCR_CdNCVlQ> Bakup GRUB and initrd cp /boot/grub/grub.cfg /boot/grub/grub.cfg.bak cp /boot/initrd.gz /boot/initrd.gz.bak Removing old kernel packages // First list packages to delete // ls /var/log/packages/kernel-*-5.15.193* // Then run removepkg command // removepkg /var/log/packages/kernel-huge-5.15.193-x86_64-1 removepkg /var/log/packages/kernel-generic-5.15.193-x86_64-1 removepkg /var/log/packages/kernel-modules-5.15.193-x86_64-1 r… text/html 2026-02-26T22:36:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://knlsolutions.pl/dokuwiki/doku.php?id=pingvin_share_docker_nginx_proxy&rev=1772145410&do=diff Pingvin Share <https://www.youtube.com/watch?v=ctiktCoqFoc> Docker installation <https://docs.docker.com/engine/install/debian/#install-using-the-repository> Adding Docker GPG key sudo apt update sudo apt install ca-certificates curl sudo install -m 0755 -d /etc/apt/keyrings sudo curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc sudo chmod a+r /etc/apt/keyrings/docker.asc text/html 2026-02-27T23:20:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://knlsolutions.pl/dokuwiki/doku.php?id=slackware&rev=1772234456&do=diff Slackware * Old Kernel Cleanup * Minislack Project text/html 2026-02-27T23:20:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://knlsolutions.pl/dokuwiki/doku.php?id=start&rev=1772234440&do=diff KNL Wiki Distros * Slackware * Debian Tips & Tricks * Legacy SSH compatibility Networking Apps & Tools Projects * Minislack Project