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 […]
How to enable log rotation on FreeBSD
How to replace a disk on a ZFS mirror pool
It’s happened to me, it’s happened to you, it’s happened more than one million times and it will still happen in the future. You run out of disk space or a disk fails. Nowadays you are using ZFS, and instead of having a fancy RAIDZ, because you still don’t need it, you are using a […]
How to configure the IPFW firewall on FreeBSD
Among the three possible firewalls on FreeBSD (choice is always nice) IPFW is the in-house built one. There is a default, easy way, configuration path but if one needs to build a box to act as a dedicated network appliance with packet filtering capacity fine tunning the IPFW firewall configuration is more than desirable. Before […]
Nessus vulnerability scanner
Nessus is a very well known vulnerability scanner used by many large and small companies to assess their systems and correct the issues found in them. Cybersecurity teams and specially auditors, make heavy use of tools like this in order to follow up the state of infrastructure and environments. Having a tool like this saves […]
How to install the bash shell on FreeBSD
Believe it or not the Bash shell does not come installed on the system. By default FreeBSD uses the sh shell (after the rewrite under the BSD license on 1989 of the original Bourne Shell found on UNIX, which had inherited the ‘sh’ name from the original’s Thomson shell), the C shell or the tcsh […]
A few useful network commands
Troubleshooting network issues with simple commands is not a very difficult topic once there is a little toolbox to pull from. Needless to say networking topics can be very complicated and any specialist on the field will tell you how cumbersome it can really get. However with a few set of commands one can get […]
What is GNU/Linux?
To answer this question one must split it. Plus make other questions like: «What is a, so called, Linux distro?». It seems complex and it is in a way. But let´s explain GNU/Linux in simple terms. GNU stands for GNU is Not UNIX. So it´s clear is not UNIX but it´s related to it in […]
How to mirror disks on FreeBSD’s ZFS
This article is not going to be a long, detailed, specialized how to. I just wanted to share the ease and the fantastic quality of ZFS for a dead simple need I had. A spare box with a spare disk doing nothing could be repurposed as a file share box at home. Mirroring the two […]
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 install ModSecurity 2 on FreeBSD
WARNING: A newer version of ModSecurity is available. The article to install ModSecurity 3 on FreeBSD can be found here. Will be published on March 1st, 2021. If you find the articles in Adminbyaccident.com useful to you, please consider making a donation. Use this link to get $200 credit at DigitalOcean and support Adminbyaccident.com costs. […]