Hardening your PI: SSHD protection
Steps to take to protect an internet-facing Raspberry PI (or other Debian) from brute-force SSH logins from subnets Note: Fail2ban…
Apply WhatIf to an entire script
Yesterday, I needed to create a script that would allow me to stop a lot of services in one go,…
Recovering NTFS inheritance
A little time ago, my (admin) user in Windows 10 was so badly damaged, that I had to re-create it.…
Zabbix monitoring
What is Zabbix monitoring? Zabbix is an enterprise-class open source distributed monitoring solution. Zabbix is software that monitors numerous parameters…
Managing Windows features using RSAT
One of the more useful Windows features for Windows administrators is the Remote Server Administration Tools pack (RSAT). Apart from…
Enable server 2012R2 disk performance counters
Today I was viewing the performance statistics in task manager on Server 2012 R2, and noticed that disk performance is not…
Powershell: Get an indented process tree
In PowerShell, there is the Get-Process cmdlet. However, this does not return the ParentProcessId property, so it is unsuitable for…
Reading the Windows Registry from PowerShell
Reading the Windows registry from PowerShell can be a bit cumbersome, when all you wanted to retrieve is the value…
Useful PowerShell functions and snippets
This post contains a few (short) useful PowerShell functions and snippets, that you can include in projects and/or your profile,…
Fail2Ban setup on CentOS 7
I setup a CentOS 7 server recently, that regrettably needs open SSH to the outside world. As I don't dabble…