LAPS allows you to rotate passwords of your local administrator accounts. It gives you the possibility to view and set admin passwords from commandline or by using the fat client on a management computer. This reduces the risk of one hacked machine comprimising your whole client network. This article will show you how to set... Continue Reading →
Managing Temporary Group Memberships using the new GroupMemberTTL PowerShell Module
As you may know the Microsoft approach on Privileged Access Management Feature (PAM) is quite a big feature. Planning and implementing this solution takes a lot of time. Also, many of us just want to enjoy one small part of the PAM solution. That's why I came up with a module to manage the TTL... Continue Reading →
Use Portainer CE to manage your Docker containers on Synology NAS.
Synology has added the possibility to add Docker containers a couple of years ago. The delivered GUI on Synology is pretty good. But in order to manage images or clean up your old stuff like images, volumes and so on. You need a more advanced GUI. In this small tutorial, we will set up a... Continue Reading →
Integrate a CO2 Sensor to Homeassistant using NodeMCU-32S (v 1.2) + MH-Z19B and ESPHome
This is a bit of a niche post, but it might help someone to accomplish this in less time than I did. The tutorial will be as easy as it gets. Since the guys from ESPHome did a great job and almost everything you could wish for is already managed by ESPHome. Required Hardware: NodeMCU-32S... Continue Reading →
VMware CVE-2020-4004 workaround using PowerCLI
This post is about a recent vulnerability published by VMware, allowing hackers to run code on the virtual machines host system. The following PowerCLI functions will help you to set up the workaround faster. Official statement of VMware: https://www.vmware.com/security/advisories/VMSA-2020-0026.html Description by VMware VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB... Continue Reading →
Setting up Active Directory on Windows Server 2019 Core and join DCs and Members to the Domain
The Windows Server 2019 Core installation of a domain controller will be something you might need in the future. This is the bare minimum you need to install a Domain Controller and a new domain. I tried to make it as short as possible. Prerequisites: At least tone installed Windows Server 2019 Core server30 minutes... Continue Reading →
Setting up a Raspberry 3+ to automatically display a website at startup.
I will use a Raspberry Pi 3+ with a touch screen to display the most important data of my Home Assistant installation. This guide will work for most other sites as well. The following hardware is used: Raspberry Pi 3+New 7 inch touch screen display with case For Raspberry Pi 3 B+ Prerequisites: Basic Linux... Continue Reading →
Pretty useless cat facts and PowerShell – (there is also a picture of a cat)
Does this seem familiar? You are sitting in a meeting and the discussion is heated. Your thoughts wander and suddenly you are directly addressed. That's exactly when you should have had a cat fact at hand to defuse the situation. We show you how to have a cat fact ready every time you need one.... Continue Reading →
Fairphone and /e/ OS of the e Foundation
This post is mainly to support /e/ OS and Fairphone. Why am I using /e/ OS? Because it is the first OS that convenient and respects your privacy. No other OS I tried accomplished that so far. What about the Fairphone? Exchangeable Battery, iFixIt Score of 10 and it is Opensource, I think that says... Continue Reading →
Use PowerShell via context menu to remove double entries from your clipboard
This is a small example for handy use of PowerShell. In this post, I will show you how to clean up your clipboard from double entries by using PowerShell. We will also add it to the context menu for easy access. To clean up the clipboard we will use Get-Clipboard to fetch it and use... Continue Reading →