Linux

Linux Commands: General Commands, System Configuration, Package Manager, Network & VLAN Configuration & Firewalls, SSH & Host Keys, Certificates, KVM & SQL

Linux Storage: Mount, Disks, Partitions, Filesystems, LVM, Mdadm, Swapfile, Smartmontools, NFS & Samba

Linux Filetransfer and Backups: SCP, SFTP, Rsync, Rsnapshot, dd, Borg Backup & Netcat

Linux Scripts - Local & SSH Server Setup: Copy SSH Key, Set Hostname & FQDN, Append Hosts Entries, Roate Host Keys, Change IP Address

Linux Rescue: Fix broken initial RAM disk files & Bootloader recovery

Linux: Change forgotten root password with init=/bin/bash (change GRUB boot configuration), set GRUB password

Linux: Change Linux Kernel, Load Kernel Modules

Java Programming Language: Overview, Java and Maven Installation, Java Example Application, Java Maven Example Application, Package Application as Thin and Fat Jar, Containerize the Package, Multistage Dockerfile

Vagrant with VirtualBox on Debian 12

Linux based Samba Share: Active Directory integration with Kerberos

WireGuard VPN Server, Linux and Windows peers

Debian 12 Bookworm - Server & Desktop Configuration, Common Packages, KVM Virtualization with Virt-Manager

Linux Dual Boot with Ubuntu and Debian. Ubuntu custom storage layout with LVM, Debian custom storage layout with LVM

Linux - Create bootable USB Stick, create encrypted USB Stick, VeraCrypt Encryption, Cryptsetup Encryption

Fail2ban - Protect Linux server against brute-force attacks, Pentesting with Hydra

Arch Linux - Manual Installation with LVM, KDE Plasma 6 Desktop

Raspberry Pi - Setup Raspberry Pi OS, Network Configuration, Install Docker & Docker Compose

APC Uninterruptible Power Supply (UPS) - Apcupsd Master / Slave Configuration

MegaRAID - MegaCLI on Linux

Apt-dater - Remote package update management

MC - Midnight Commander: Two panel file manager for Linux

Veeam Agent Setup - Standalone on Linux Server