Category Archives: HOWTO

Whitelist your own computer in fail2ban

Fail2ban is a great "dynamic" firewall for servers that is installed by default on many of our VPSs, and we can install it on your VPSs at your request. It protects against brute-force attacks, where an attacker is trying to … Continue reading

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Lets Encrypt with Virtualmin

Virtualmin now supports Let Encrypt, this means you can easily get multiple SSL certificates easily and free if needed. Here is how you can set that up. Step 1: Login to your virtualmin, select the domain from the drop down … Continue reading

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Using Ansible to manage your VPSs – Part One

Ansible is a system to automate the updating of server configurations and other administration tasks.  In this post I'll explain what's necessary to get started with Ansible, creating a configuration structure, telling Ansble about your hosts and running ad-hock commands … Continue reading

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LXD containers now available for Ubuntu

The latest Ubuntu LTS release, Xenial 16.04 , comes with support for a container system called LXD.  LXD builds on the existing LXC container system, allowing for more convenient management of those containers. In this post I show how you … Continue reading

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Monitor sites for exploits

We dislike dealing with exploited websites. A common cause is "the long forgotten outdated install from a web developer who left years ago. hoping works forever". Public facing services need to be kept updated in order to remain secure, so … Continue reading

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Install ownCloud on a Rimu VPS

Owncloud is a popular file storage and synchronization system, with many additional features available for it.  It's a self-hosted alternative to systems like dropbox, but with owncloud your files are stored on your own servers.  This allows you to meet … Continue reading

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Keeping WordPress secure

According to Wikipedia, "WordPress is the most popular blogging system in use on the Web, at more than 60 million websites."  It's also the most commonly installed blogging system on our customers' servers, and we use it to run the … Continue reading

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Debian Squeeze (6) ends support – time to upgrade

February 29th, 2016 marks the end of LTS Support for Debian Squeeze, which is still used by many of our customers.  This means that updates for known security issues will no longer be produced and over time, a server running … Continue reading

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Don’t let the OOM killer stop MySQL

Many of our customers are successfully using MySQL (or MariaDB) databases on their servers, and they usually run fine as installed and do not need any special attention. However, occasionally problems can occur with MySQL, and this may indicate that … Continue reading

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Using Vagrant to Manage Rimu VPS systems

Vagrant is high level wrapper around virtualization and configuration management software. It simplifies the creation and management of easily reproduceable environments. It is particularly suited for development and test enviroments where servers are brought up and down frequently. It can … Continue reading

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