Use Fail2Ban on a 1&1 Cloud Server with Linux

Learn how to implement Fail2Ban on a Cloud Server with Linux. Fail2Ban is an IP address banning system which can protect a server from brute force attacks. Fail2Ban monitors the server's logs for suspicious activity, and watches for repeated login attempts during a short time interval. [...]  

Use Fail2Ban on a 1&1 Cloud Server with Plesk

Fail2Ban is an IP address banning system which can protect a server from brute force attacks. Fail2Ban monitors the server's logs for suspicious activity, and watches for repeated login attempts during a short time interval. [...]  

Security Tutorial: Disable Root SSH Access to a 1&1 Cloud Server Running Linux

Learn how to disable SSH access for the `root` account on a 1&1 Cloud Server running Linux. For security reasons, disabling root SSH access to a server is considered a "best practice" for Linux administration. Instead of connecting to a server as `root`, users will log in to a server with their own user accounts. They can then switch to `root` with the `su` command if necessary. [...]  

Introduction to the Linux Command Line

Learn how to use the Linux command line to interact with your 1&1 Cloud Server. The command line is a powerful and necessary tool, but it can be intimidating for beginners. This tutorial is designed to get new users up and running with the basics. [...]  

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