Setup UFW firewall rules to allow only traffic on SSH (22) and the default Minecraft (25565) ports: # ufw default denyĬommand may disrupt existing ssh connections. # echo 'mcninja ALL=(ALL) NOPASSWD: ALL' | tee -a /etc/sudoers.d/designated # echo 'mcninja:sud04QeXbcx#6&Cw' | chpasswd & history -d -1 # echo '/swap none swap defaults 0 0' | tee -a /etc/fstabĬhange the initial root password to a private and strong one, such as r00tyHvM%2ka$8E3: # echo 'root:r00tyHvM%2ka$8E3' | chpasswd & history -d -1Ĭreate a non-root user account with sudo privileges, such as mcninja, and then also set up a strong password for it, such as sud04QeXbcx#6&Cw: # useradd -ms /bin/bash mcninja Otherwise, set up a swap file of 2GB to smooth system operations: # fallocate -l 2g /swap Open your favorite SSH client on your desktop machine, such as PuTTY on Windows, and then log in to your server instance as root with the initial password you found on the Server Details page.Īfter logging in, execute the following tasks to harden the system.įind out if any swap file or swap partition is in use: # swapon -s

This article uses 203.0.113.100 as an example IP address. Deploy a Debian 11 server instance at Vultr near your location with at least 2 GB of memory, which is suitable for hosting up to 10 players with some basic plugins or mods.

This article explains how to install Minecraft Java Edition server 1.18.2, the latest version of Minecraft Java Edition server for now, on a Debian 11 Bullseye cloud server at Vultr from scratch. By setting up a Minecraft server, you get the power to create and control your own Minecraft worlds.

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