Root servers

What is a root server?Virtual or physical server with full root access. You are responsible for the system yourself. ›

vServer: variantsIntel Xeon, AMD EPYC, Storage and Virtual Dedicated Server compared. › Dedicated server: modelsFour models with AMD EPYC and Ryzen, from 64 to 512 GB RAM. ›

First loginGet access data, connect and change the root password. › Set up an SSH keyLogin with a key pair instead of a password. › Create a user with sudoWork with a normal user instead of root. › Secure SSHDisable password login and root login. › Updates and security updatesRefresh package lists and enable automatic security updates. › Firewall with ufwOpen only the required ports. › fail2ban against brute forceAutomatically block IP addresses after repeated failed logins. › Hostname and time zoneSet the server name and synchronise the time. › Initial setup checklistAll steps in the right order. ›

IPMI and console (emergency access)If SSH no longer works: reach the server via the console. › Traffic and throttlingWhat happens when the monthly volume is used up. › Everyday commandsThe most important Linux commands for vServer and dedicated servers. ›