Categories
2021
Better PowerShell based Log4j vulnerabilities scanner
Log4j RCE exploitation detection
Detect Log4j vulnerabilities in your project
Microsoft Teams Rooms version 4.8.31.0
Microsoft AutoUpdate in Mac OS v4.35 Update Error
Microsoft Teams Meeting delegation
PowerShell: Get a report of Mobile Devices from Exchange Online
Microsoft Teams Rooms version 4.8.19.0
PowerShell: Get a usage reporting for OneDrive for Business
Get the Events from a FritzBox router with PowerShell
This site now runs on Hugo
PowerShell helper script to investigate Exchange Servers for a Hafnium attack
Get the AzureAD Audit Sign-In Logs
Find out who deleted messages in an Exchange Online Mailbox
Windows Defender Firewall Logs with Filebeat
Ship Windows event logs with Winlogbeat
Graylog behind a NGINX Reverse Proxy: API Exposed
Baseline ruleset of Office 365 Protection Alert’s
Baseline ruleset of Office 365 Activity Alert’s
Changes to the Source Code published here
CentOS Project shifts focus to CentOS Stream
Manage the windows Pv6 configuration the easy way
Get all Cookies from a PowerShell WebRequestSession
Invoke-WebRequest and Invoke-RestMethod get Unauthorized without any reason
2020
Get you User SID with PowerShell
Windows 10 20H2 Connection Report is broken
Direct guest join Microsoft Teams Room devices does not work
Parallels Desktop not starting on latest Big Sur beta?
Install-Module – unable to resolve package source
AzureAD Named locations gets IPv6 Support in the latest preview
Update a conditional access named location with the new external (public) IP address
Facebook acquired Giphy – How to disable it in Microsoft Teams
Enable the Attendance List in Microsoft Teams
Microsoft 365 Common Area Phone
Remove access to all Exchange Online Mailboxes
Create or modify a Azure AD Naming Policy for Office 365 Groups
Poly Calisto 7200 – Some initial impressions
Backup the BitLocker Recovery Info to AzureAD
Working from home: My Home Office Setup
Office 365 minimum security baseline
Automatically Change Wallpaper on Teams Room System Every Day
Create and setup a Microsoft Teams Room Device in Microsoft Office 365
The Power of Microsoft Teams – Microsoft TV Ad
Microsoft Teams Room Device 2/2
Microsoft Teams Room Device 1/2
Repair a Windows Server 2016 installation with DISM
2019
Find the perfect Security Key for me
Apple AirPods Pro after a few days
Logitech Rally Plus
Poly Elara 60 WS my impressions
Get German Holidays via API and export them to CSV for Skype for Business (Online)
Exchange: Cleanup of the Exchange Logs with PowerShell
Copy local group memberships from one user to another
Export Exchange Mailbox Permissions to CSV Files for archiving or migrations
Microsoft Teams Client customisation settings via PowerShell
About the required EU cookie consent notices
Automate the update of the UniFi Network Controller
This website was moved
PowerShell: Retrieve information about changed Active Directory groups
PowerShell: Retrieve information about the AD Domain Name Servers
PowerShell: Retrieve information about an Active Directory Forest
PowerShell: Export Active Directory Objects
PowerShell: Retrieve Active Directory Site Information
PowerShell: Retrieve GPO reports and replication information
PowerShell: Retrieve the FSMO Role in the Forest/Domain
I closed the comments for older posts
PowerShell: foreach vs. .ForEach and ForEach-Object with IF vs. .Where
Microsoft rolls back decision to take away internal usage rights from partners
Copy AD group memberships from a given Source User to a Target User
Microsoft is going to kill Internal Use Rights benefit for Partners
Advanced Installer 16.1 PowerShell automation
PowerShell: Check if one or more given modules are installed
Why do I publish so much Powershell related things as Open Source?
Remove Group Policy Objects from Windows
HTTPie, a powerful an extendable command line HTTP client.
PowerShell: Check if PowerShell run elevated (e.g. as admin or not)
PowerShell: Get the size of a given folder in a human readable format
Microsoft Edge Insider on macOS
PowerShell: Convert YAML to JSON and JSON to YAML
Windows 10: Updates from Microsoft Store failed with 0x800706D9
A Dark Mode is available
Ubiquiti UniFi Controller Module 1.0.11
Office 365 network performance tool POC release
The transition to Microsoft Teams can be fun!
Ubiquiti UniFi Controller Module is now available on PowerShell Gallery
PowerShell: Get the latest published version of a given Module from a NuGet Repository
PowerShell: Removes any digital signatures from Files
PowerShell: Strip white space/blank lines from end of file or path
Early beta version for a PowerShell Module for the Ubiquiti UniFi Controller API
2018
User Authentication with HAProxy on pfSense
Backup oder Archivierung? Quatsch wir haben doch Office 365!
PowerShell: Accept License Agreements for all WSUS Updates
PowerShell: Approves all Windows Server Update Services (WSUS) definition updates
Microsoft Teams PowerShell Module Version 0.9.6
Microsoft SharePoint Online Services Module for Windows PowerShell
Das 5G Netz und die Geschindigkeit
T-Mobile’s Tourist Plan
PowerShell: Report MFA Users for Azure AD (Office365)
Ghost presence with Microsoft Teams and Skype for Business is back
IBM To Acquire Red Hat
PowerShell Core 6 compatibility with existing Windows PowerShell
Install Remote Server Administration Tools in the lates Windows 10 Build
How Microsoft Teams changed the way I communicate
Delete all WordPress post revisions with a single SQL query
Ubiquiti UniFi Security Gateway (USG) our journey
Ubiquiti UniFi Security Gateway (USG) with Telekom VDSL and Vigor 130 as a Modem
New template applied
Minor site updates applied
Polycom IP Phones and Ubiquiti Switches
Automate macOS Mojaves dark mode
Issue with Skype for Business macOS with IPv6
Microsoft Teams is now a complete meeting and calling solution
PowerShell: Get the Office 365 Endpoint Information from Microsoft
Quick and dirty script that removes all older versions of all installed PowerShell Modules.
Microsoft reportedly agrees to buy GitHub, and now what?
Forbes: Google Is Winning The Cloud War
PowerShell Function to get the Office 365 URLs and IP address ranges
Ghost presence with Microsoft Teams and Skype for Business
Call Analytics for Microsoft Teams and Skype for Business Online in Office 365
KB4077525 caused some issues with my ADFS servers (Updated)
Upload a file with PowerShell and Invoke-RestMethod
2017
Connect to Office 365 with PowerShell Core from non-Windows
What if Apple discontinues the Mac product line?
Apple Released Security Update and that might cause Issues with File Sharing
Howto fix the MacOS High Sierra blank root password flaw
PowerShell Core Release v6.0.0-rc
Some minor code updates
Enabling Skype for Business Client to use proxy server for SIP traffic instead of trying direct connection
Uninstall the retired AntiSpam Agents from an Exchange Server
Set all AD related commands to use a special kind of server
Reformat the Window for PowerShell Web Access
Is it time to remove Java?
Mozilla FireFox deployment on MacOS and Windows
Exchange June 2017 Quarterly Exchange Updates
Skype for Business on MacOS is getting better!
Skype for Business Mac Client Status Message, Issue?
Script: Getting, install, or update some default DSC Resources I want to have available
Tool that bulk imports or removes User pictures
Configure Windows PowerShell Web Access
DSC and other issues with KB3150513 on Windows 2016 after installation
Is your environment to small for an Exchange High-Availability?
Einige gravierende Ă„nderungen stehen an
Some changes ahead
Search for EternalBlue (WannyCry) Vulnerabilities
Suche Hoster
Tool: Check if all WannaCry related Hotfixes are installed
WannaCrypt und die mit Linux wäre das nicht passiert Diskussionen!
WannaCrypt ransomware
Why is patching still so important to mitigate WannaCry
Mitigate the WannaCry risk without DSC
Check if all WannaCry related Hotfixes are installed
How to mitigate the WannaCry risk
Check System for CVE-2017-0290
Azure AD Connect Log Maintenance
ADFS Authentication with Exchange troubleshooting
Workaround for Get-Help issue with Exchange 2016 on Windows Server 2016
New Statistics
Neues Statistik Tool
Site was tweaked a bit
More experience with Exchange 2016
Azure Active Directory Connect Version 1.1.486.0 Released
Hochleistungsmodus fĂĽr macOS Sierra Server zu aktivieren
Turn on performance mode for macOS Sierra Server
New Design ahead
My experience with Exchange 2016 so far
Synchronize time with external NTP server
Microsoft AD FS hinter einem Load Balancer
Microsoft AD FS behind a Load Balancer
My sample code and the mess of comments
Kleinere Probleme mit der Deutschen Version
Ein PSCredential gegen Active Directory validieren
Check a given PSCredential against the Active Directory
Download and Install Office 365 PowerShell requirements
PowerShell: Azure Active Directory (AAD) Connect tooling
2016
Europäischer Gerichtshof kippt anlasslose Vorratsdatenspeicherung
MacBook Pro 2016 after a few days
MacBook Pro 2016 with Touch Bar
Marketing vs. Engineering
Technical Recruiter
Enable ADFS Authentication on Exchange 2016
Make ADFS Work with Windows 10 and Edge
Thank you!!!
Danke!!!
Erstellen von Windows 10 Host auf Hyper-V
Create a Windows 10 Host on Hyper-V
AMP Probleme gelöst
AMP Problems solved
Apple 3D Touch Trick
Great Apple 3D Touch Shortcut
Fun: Raccoons, C’mon Try It!
AMP Funktion ist wieder da! (updated)
AMP Version of my Blog is back (Updated)
Apple und McLaren haben nur gesprochen
Und hier sind wir nun…
Here we go
Bald wieder da!
I will be back soon!