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 mirror disks on FreeBSD’s ZFS
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 mitigate Spectre and Meltdown on an HP Proliant server with Ubuntu
As recently announced in a previous article I wanted to write a couple of guides on how to mitigate Spectre and Meltdown vulnerabilities in GNU/Linux and UNIX environments. It is always a good and I hope a standard practice to have your systems patched and if they aren’t for whatever the reason (that legacy thing […]
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 […]
How to secure the ELK stack on CentOS 8
This is a follow up of the ‘how to install the ELK stack on CentOS 8’. That is a basic setup with no security at all. There is no encryption, no username and password setup, nothing. Not even firewall rules to filter ports. And as it’s known security can’t only rely on one factor but […]
How to install Apache in FreeBSD with ports
Or better said, how to install Apache the hard way. As mentioned before and many other times FreeBSD has two ways to install software. The easy one which is provided by the pkgng tool. And the not so easy one, ports. With ports you compile the programs and you can set the options the way […]
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. […]
How to import iocage jails to Bastille on FreeBSD 13
Being a fan and heavy user of FreeBSD jails, I’ve been using iocage for years now. However, iocage is not the only tool capable of making abstractions on top of the jail infrastructure in FreeBSD to make it easier to manage in a not just easier way, but quicker, centralized manner. Bastille is the other […]
How to export a MySQL database.
You are your website editor, owner and now administrator. You want control over the whole process and you are migrating from a managed site. Or you are a versed user on unix-like environments and you are just willing to export your database. This is a simple post on how to export a MySQL database. If […]
Microsoft’s Patch Tuesday – April 2020
For the first time here at adminbyaccident.com I will share some information about Windows patching that I hope can shed some light and help people on deciding what to patch and how quickly to patch. Digesting Microsoft’s Patch Tuesday releases is always tricky. The amount of information is overwhelming and since almost every company on […]