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Archives for February 2021

How to replace a disk on a ZFS mirror pool

February 14, 2021 by Albert Valbuena

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 mirror configuration for your data. And one disk goes off. Or better yet, you’ve bought new bigger … [Read more...]

How to install Webmin on FreeBSD 12

February 1, 2021 by Albert Valbuena

Webmin is a fantastic tool for those willing to administer UNIX or unix-like systems through a GUI interface. While the CLI interface lets any user to interact with these kind of systems to the very core and extract all the juice, there are tasks where the graphical interface makes sense and its visual and quick access saves time. The list of available modules is long and using … [Read more...]

Recent Posts

  • How to install ModSecurity 3 on FreeBSD
  • How to replace a disk on a ZFS mirror pool
  • How to install Webmin on FreeBSD 12
  • How to patch OpenSSH in FreeBSD 12.2
  • The CentOS party is over, isn’t it?
  • Donation Time 2020
  • How to configure TLS 1.2 on UNIX or GNU/Linux
  • How to install the Clamav antivirus on CentOS 8
  • 100 articles mark at Adminbyaccident.com
  • How to analyze suspicious email
  • How to work with Nessus scan results
  • How to install Ansible on FreeBSD
  • How to secure the ELK stack on CentOS 8
  • How to mirror disks on FreeBSD’s ZFS
  • Nmap cheatsheet
  • Nessus vulnerability scanner
  • How to install the ELK stack on CentOS 8
  • How to install OSSEC agents on Windows
  • Exploiting CVE-2019-0708 Remote Desktop Protocol on Windows
  • Microsoft’s Patch Tuesday – April 2020

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