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 secure FreeBSD (server minimal edition)
How to use Fail2ban with WordPress
In a previous article we did an install of Fail2ban on a FreeBSD server. This tool can help us to protect our WordPress install, independatly from if we are using the FAMP stack or the LAMP stack. As I mentioned on that article Fail2ban is a complementary tool to our firewall. It works by scanning […]
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 configure Modsecurity 3 for WordPress on FreeBSD
A few weeks ago I wrote a guide on how to install Modsecurity 3 on Apache HTTP for the FreeBSD operating system. However there’s a catch with that setting and with Modsecurity in general. As good as it is as a WAF you need to at least adjust its configuration to the tool one pretends […]
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 install software in FreeBSD with pkgng
The pkgng is the package management system in FreeBSD. It is used to install applications, and specific modules, libraries, etc. Nowadays you can select in between more than 25.000 thousand. Yes, twenty five thousand. The syntax to use is very intuitive and simple. As you may be already aware software comes in two forms. Source […]
Why FreeBSD
In the following lines you will find a brief but sort of complete explanation about what is FreeBSD and why FreeBSD might be of your interest. If you are already a Mac or Linux user this could be more relevant for you than you would imagine. Enjoy. FreeBSD is an operating system, a unix-like operating […]
Symbolic and Hard Links in UNIX and Linux
Symbolic and Hard Links are useful ways to reference to information on a disk, both found in UNIX and Linux systems. While they seem similar in the surface they are quite different in how they work and it what can be achieved when using them. If you find the articles in Adminbyaccident.com useful to you, […]
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 log rotation on FreeBSD
This is a very short simple entry but it may help you. As many others you may be running a web server, or any other service that creates some logging information. Enable log rotation on FreeBSD will keep those log files in a manageable size (at least more readable) and they won’t grow and expand […]