SSH or how to remotely control a UNIX system in a secure manner. The SSH keys is a secure method to interact with a UNIX system remotely. They are also used to transfer data between different systems. Using clever cryptography anyone can use them. As their name state it is a pair of keys, one […]
SSH keys
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 […]
How to upgrade MariaDB on FreeBSD
As we all know a best practice recommendation that has been made forever, and forever many are just skipping, is running up to date software and it is one of the core fundamentals of IT. If you happen to use MariaDB on FreeBSD, the official guide on their website may not be that all helpful […]
How to install MariaDB in FreeBSD
MariaDB is a derivative from the world-famous enterprise class MySQL database. The MySQL founder is Michael Widenius, also known as Monty. He created the project, it worked out for some time, it caught Sun’s attention and they bought it. Then Oracle bought Sun and knowing Larry everyone left running without looking what was left behind. […]
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I am a busy guy. Answering comments takes precious time from my daily life so don’t get mad if I don’t reply you back quickly or if I just don’t do. Plus, think twice before posting. If you really have something interesting to say, just go ahead. If that is something you really think I’d […]
WordPress administration over SSL
If you are a WordPress user or prettend to become one and you have some IT administration knowledge this guide is of your interest. Many hostings already provide easy point and click solutions to administer WordPress over SSL. However you may be self hosting WordPress or you’re just a curious person. What is TLS? TLS […]
How to manage site visitors based on IP Geolocation
Whenever someone publishes a website on the internet, most of the times, their intention is that site to be seen around the globe. However, as a site administrator you may want to divert users from one country to visit some specific version of that site, maybe because of the visitor’s language. Other times, less often […]
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 […]
Nmap cheatsheet
Nmap is a discovery tool used in security circles but very useful for network administrators or sysadmins. One can get information about operating systems, open ports, running apps with quite good accuracy. It can even be used in substitution to vulnerability scanners such as Nessus or OpenVAS for not very large environments, or quick audits. […]
A word on Spectre and Meltdown
As professionals and many aficionados know, early this year some widespread vulnerabilities were found on Intel CPU’s as well as on AMD’s. It was a bit later discovered the flaws also affected some RISC architectures such as Power and ARM. Everybody went nuts and the world seemed to be tumbling because of two CPU vulnerabilities […]