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 informat…
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 Classi…
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 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 n…
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…
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 witho…
- 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 –…
– 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, M…
So far, we have worked with the "watering can": A retention policy always applies to the whole container (the whole mailbox, the whole SharePoint site). Everything in it is treated equally.But what if you have to differentia…
