How to interpret the top command’s output

The top command is one of the most common tools available to a system administrator. You can use it to troubleshoot CPU and memory usage, or as a general purpose application that allows you to monitor your system in real time. Top can be a very complex command, we will review the most common options …

Ubuntu 16.04.4 LTS release notes

Last month, Ubuntu announced the release of a Long Term Support version of Ubuntu 16.04. A few noticeable changes emerge in the official release notes. First of all, there’s a strong move toward Python 3 being the new standard. This had been coming for a while, and it has finally materialized. Python 3.5 now ships …

CentOS security updates – August 2018

The CentOS project has released several security updates in the last week of the present month. Of particular relevance to VPSCheap customers we have a mariadb security release, as well as a mutt update. They’ve both been rated as ‘Important’. As usual, we recommend you to keep your systems updated as frequently as possible. yum …

How to set up TLS on cPanel servers

Transport Layer Security (TLS), and it’s older brother Secure Socket Layer (SSL) are cryptographic protocols that clients and servers use for secure communication over the Internet. Today’s industry standards, and really just common sense, strongly encourage the use of cryptography. This is especially important if you’re running a webshop or any kind of site that …

CentOS 7 Help and Tutorials (updated August 2018)

Especially with the recent retiring of CentOS 5 on March 31, 2017, use of version 7 is on the rise. For new systems being installed now, it makes much more sense to go straight to CentOS 7 unless there is a specific compatibility issue. CentOS 6 will have maintenance updates through 2020. The minimum recommended …

Linux security series (Updated August 2018)

There’s no doubt about it: security matters. It is what distances your server from potentially catastrophic outcomes. In a world where Internet security isn’t getting any better, making sure that your cheap VPS server is protected against attackers and other malicious actors is of utmost importance. With that in mind, we’re presenting a blog series …

How to use and manage iptables on CentOS 7

Having a firewall in place and properly set up is an integral part of network security. There are many firewalls out there, both hardware and software based, but luckily, CentOS comes with a pretty powerful one already built in – iptables. CentOS 7 in particular (the environment we’ll use here) by default comes with firewalld …

How to set up an alternative SSH user

In our previous posts we’ve explored some of the many ways of hardening the security of our server. One of the methods we explored was using SSH keys for root login, and disabling password authentication for root. In case we want to disable root login completely, we have to create a new user with root-level …

cPanel 62 now EOL

cPanel has announced that the 62 release has now reached End Of Life (EOL). cPanel instances running on 62 will continue to function, but won’t receive any more security updates or bug patches. It is therefore imperative that if you’re running 62 you upgrade as soon as possible. If you’d like to upgrade to the …