If you are coming from the Windows, Mac or GNU/Linux world using USB drives on the desktop is a piece of cake. You plug it and it works. That’s it. Interoperability between the proprietary world and OSS (Open Source Software) has improved but there’s still a very palpable line. Just grab a new USB drive, […]

How to manipulate and use USB drives in FreeBSD

Web credentials stealing
The theft of credentials has been occurring since almost the beginning of time. But of course when the web ‘happened’ and specially when e-commerce exploded stealing passwords also went on the rise. Emptying bank accounts, ordering stuff on behalf (and expenses) of others, spying, even impersonation was and is achieved by stealing credentials. Luckily for […]

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 mitigate DoS attacks with mod_evasive on FreeBSD
Denial of Service attacks or the distributed version of them (DDoS) have been growing throughout the years with their ups and downs. In my view the only thing that will happen to them is even bigger growth. With the advent of IoT devices the next decade will see an increase in these kind of attacks. […]

How to install Matomo 4 on FreeBSD
Why would anyone need to install Matomo 4 on FreeBSD? Because you’re the admin of a website, or a few of them, and you want/need to count the visitors, how long do the stay looking at the content and some other fancy stuff. This is what Matomo does. But it also does this without you […]

How to install the Clamav antivirus in FreeBSD
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 enable Geolocation in AWStats on FreeBSD 13.0
A few weeks ago, a guide explaining how to install AWStats on FreeBSD was released here in adminbyaccident.com. On that piece a basic install of AWStats is shown, however, a nice and important functionality of AWStats is missing. Knowing the location of visitors is a matter of interest, for the sake of it or because […]

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 enable TLS traffic from the origin server on Cloudflare Argo Tunnel
As it can be read in the last post, setting up a Cloudflare Argo Tunnel to serve web content from home or corporate network without poking holes to it, is quite easy to achieve. In this article I’ll show you how to enable TLS traffic from the origin server on Cloudflare Argo Tunnel. Obviously, you […]

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 […]
