I happen to self-host a few WordPress sites on FreeBSD. And as much as one can configure OP-Cache to improve PHP’s performance, object cache is a must for many WordPress sites. This how to install Redis for WordPress on FreeBSD will explain how to install an object cache (Redis) for WordPress (via plugin) on this […]
How to install Redis for WordPress on FreeBSD
Lynis or how to quickly audit your system’s security configuration
A colleague of mine pointed me out to Lynis, a system’s configuration audit tool which checks the hardening of any running UNIX or UNIX-like system, including the BSDs. This tool has a built in check list and a set of sane and safe configurations and compares them to the target system. As output we find […]
How to work with Nessus scan results
Working with Nessus scan results is easy. How do I know that? Because I’ve worked with this tool for some time and although I do not know every corner of the things I’ve been doing some scans and solving quite a few deffects on systems that were labeled as ‘production ready’ when they clearly weren’t. […]
How to install Nextcloud on FreeBSD 12
Nextcloud. Have you heard of it? That’s quite probable if you’re here. But, what is it, what is it? Some say it is a Google Apps replacement, some say it’s just a place to store your documents, some others just rely on it to share documents across the company and edit them just in time […]
How to secure FreeBSD (server minimal edition)
This is a very simple and easy to follow guide on securely administer your FreeBSD server. That said I am not a security expert although I’ve gained some knowledge as time goes by. Not pretending to be the definitive guide this article is an introduction on how to secure FreeBSD in which I will tackle […]
How to patch OpenSSH in FreeBSD 12.2
The default version of OpenSSH in FreeBSD 12.2 today, and it’s been this for quite some time, is not the most recent published by the OpenBSD guys, which by the way are the ones developing OpenSSH. Not only is not the latest but it has a few vulnerabilities affecting it, medium risk ones but nevertheless […]
Abandon Linux. Rolling back the entire OS is possible.
When I was writing an article on updating FreeBSD from the 11.2 version to the new major release number 12, I was trying to add something extra for those who may read some of the information I publish. FreeBSD as a UNIX operating system has similar functionality to the old school UNIX ones such as […]
How to install RKHunter on FreeBSD
In this post you will find simple instructions to install rkhunter on FreeBSD which is a root kit “hunter” so your system/s will have some security in place for that kind of unwanted software. But for those who do not know what a rootkit is, let’s give it a simple definition (which you can get […]
How to configure a Virtual Host in Apache
You may have just one website and that is ok. If that is your case you can avoid this entire chapter. But some of you may also have several websites. And quite probably you want to use one single public ip to resolve all the domains you have. The Apache documentation is the main resource […]
How to mitigate/solve the MDS vulnerabilities of Intel processors in FreeBSD
It had to happen again. Anyone betting on new hardware vulnerabilities on Intel processors would have won. This time these are called the MDS vulnerabilities, which stands for Microarchitectural Data Sampling. The trouble is the ones who would have really made big money would have been those stating the new CPUs were on the same […]