There are other guides on how to do this on Windows, Mac, but not on FreeBSD, so here goes a how to pfSense on Virtualbox running on FreeBSD. Before going to it, let’s address the first question, which is what is pfSense. pfSense is a FreeBSD based distribution made for networking purposes. The company behind […]

How to test pfSense on VirtualBox running on FreeBSD

How to install WordPress on Debian 9 (LAMP stack)
In this guide we’ll see how to install a simple, clean, new WordPress site. In order to run this site we’ll have to have a LAMP (or FAMP if you prefer FreeBSD over Linux) stack in place. Read the correspondent guides in order to get the necessary software layers all together, rightly configured. If you […]

How to manually update Letsencrypt certificates on FreeBSD
Update 05-2020: If anyone is interested on the automatic process you can read my tutorial on DigitalOcean about the topic. On this guide we will manually update our Letsencrypt certificate on FreeBSD for a single website. It is a simple operation that can be automated as a cron job, but seeing it is always informative […]

How to setup a simple firewall in FreeBSD using IPFW
Setting the firewall up is a mandatory task on any computer facing the internet. This is a simple, straightforward how to article on how to setup a box with an easy firewall configuration on FreeBSD. If you find the articles in Adminbyaccident.com useful to you, please consider making a donation. Use this link to get […]

How to install Drupal 9 on FreeBSD 13.0
Drupal 7 is approaching its original EOL (End of Life) date (Nov. 2021) which has been extended to November 2022 due to COVID’s impact. Most companies are using Linux already and have their upgrade plans in the works or are thinking about them. This is a good time to switch platform and use Drupal 9 […]

FreeBSD Jails
The FreeBSD jails is a virtualization technology you may have skipped for too long. It is an operating system level virtualization and is one of the differential characteristics of FreeBSD from Linux. Solaris took it to the main corporate use with Zones and as it couldn’t be any other way the Illumos folks also play […]

How to install the Clamav antivirus on CentOS 8
Clamav is a free antivirus nowadays owned by Cisco and developed under the umbrella of the Talos-Intelligence group. Don’t be fooled by the word free, this is serious business. It supports a wide variety of operating systems from Windows to Linux-based ones as well as FreeBSD. Many companies are using other types of antivirus software […]

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 […]

Networking Dictionary
This is an attempt to collect all the necessary basic vocabulary to have a very basic basic understanding of networking. Because context is also needed, some concepts or historical references will be also shown. This dictionary is an informal one, for a better, accurate, more correct and in depth understanding look somewhere else, like the […]

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 […]
