Managing group memberships in Microsoft 365 is a core part of any modern cloud environment. Groups not only control access to resources, but are also the basis for Teams, SharePoint sites, and other collaborative services. Removing members sounds tr…
For a long time, customizing the Microsoft 365 Profile Card – the small window that pops up when you click on a name in Outlook or Teams – was a PowerShell or Graph Explorer task. If you wanted to display additional information such as the personnel…
July 2025 will bring massive challenges and fundamental changes to the Microsoft 365 ecosystem for IT administrators. From critical security vulnerabilities to recurring Exchange Online outages to the final end of the Classic Teams client. Here's ev…
The decision has been made: PowerShell 2.0 is history. With Windows 11 (version 24H2) and Windows Server 2025, Microsoft has completely removed the old engine. For you as an administrator, this is not a cosmetic update, but a security-related turnin…
A server that does its job is invisible. But as soon as websites throw timeouts, database queries hang or the SSH login becomes a test of patience, alarm bells ring for you as an admin. The knee-jerk reaction is often: "We need more sheet metal!" Bu…
In the modern world of work, data volumes are exploding. What used to be "just" a well-sorted email inbox is now a complex web of Teams chats, OneDrive documents, SharePoint lists and Exchange messages. For IT administrators and compliance officers,…
One thing in advance! Since May 2025, Microsoft has automatically rolled out a "Block device code flow" conditional access policy to all Microsoft 365 tenants. This means that device code phishing is blocked by default without administrators having …
- Access, UPS, air conditioning and fire protectionServer rooms are the pulsating heart of any modern IT infrastructure. This is where the business-critical systems run, which must be available 24/7.If something goes wrong – whether it's a power out…
– Audit logs, Defender SIEM & DLP notifications in June 2025Microsoft is once again tightening the screws around Security & Compliance. In the current month, administrators are affected by three changes in Exchange Online, Microsoft Defender and the…
