Clamav is an antivirus. But don’t think of Clamav as the antivirus you have sitting in your personal computer at home or in your office. It’s an antivirus that works under user demand. It is not constantly monitoring the system. So you will have to setup some cronjobs in order to check and monitor the […]
How to install the Clamav antivirus in FreeBSD
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 […]
How to configure Apache HTTP with a TLS reverse proxy backend on FreeBSD
A few weeks ago I published a how to guide to configure Apache HTTP as a reverse proxy. On that ocasion I was following what the average guide on the internet does on Linux. A front end server with Apache HTTP on calls a backend server where the real site is sitting. Many backend calls […]
How to install Fail2ban on FreeBSD
Fail2ban is a complementary tool to your firewall. It works by scanning log files and bans IPs which present suspicious activity such as failed logins. It is compatible with many UNIX-like systems and is a security tool to have in your arsenal. It can filter not only ssh logins, but other services too, for example […]
Exploiting CVE-2019-0708 Remote Desktop Protocol on Windows
The CVE-2019-0708 is the number assigned to a very dangerous vulnerability found in the RDP protocol in Windows sytems. This is also known as the ‘Blue Keep’ vulnerability. The issue was so critical that Microsoft did even release patches to unsupported operating systems such as Windows XP or Server 2003. To this day there are […]
How to install Redis for WordPress on FreeBSD
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 set CentOS 7 repositories
CentOS is the free open source replica of the well known Red Hat Enterprise Linux (RHEL). With a very good reputation because of its stability and performance RHEL is nowadays the dominating GNU/Linux distribution in the enterprise environment. As a gift, in a similar fashion to Microsoft’s Windows trial versions (without limits to the use), […]
How to enable SSL on Apache on FreeBSD
On this guide you will read about a simple way to enable Apache’s TLS connections on your web server. Aside from useful it secures the connection from the client to the server and prevents unwanted tinkering. Anyone on the need of SSL (nowadays TLS) will benefit from this article but particularly will do those in […]
How to set Apache’s MPM Event and PHP-FPM on FreeBSD
As explained in another article the default Apache’s configuration at compile time sets its multi-processing module (MPM for short) to the pre-fork configuration setting. This is not the best performant configuration for Apache. Out of the box Apache comes compiled in its safest form, from the processing mode perspective since the pre-fork setting will open […]
Linus on ZFS
Disclaimer: What you are about to read may contain inaccuracies. Feel free to discuss them somewhere else. This is also my opinion and as such it may change through time, maybe tomorrow, next month, next year, next decade or never. I do also make very few reviews (if any) of what I write here so […]