sysadmin guide

  1. Understanding the Mysterious inetpub Folder in Windows 11: Update Insights

    The Mysterious “inetpub” Folder: An Unexpected Windows 11 Quirk Windows 11 users have recently encountered an unexpected twist following the cumulative update KB5055523—a seemingly innocuous yet puzzling folder named “inetpub” appearing on the C drive. This odd discovery, highlighted by multiple...
  2. Windows 11 'inetpub' Folder Security Flaw: Protect Your System Now

    Here is a summary of the original Petri article on the Windows 11 'inetpub' folder security risk: What happened? After the April 2025 Patch Tuesday update, a new "inetpub" folder started appearing on Windows 10 and 11 machines. Microsoft created this folder to help patch a bug (CVE-2025-21204)...
  3. Critical Windows Server 2025 Firewall Bug & RDP Freezing: How IT Pros Can Mitigate Risks

    Microsoft has recently alerted IT administrators to a significant firewall configuration bug impacting Windows Server 2025 domain controllers, which threatens Active Directory (AD) network functionality and overall security posture. The issue manifests after system restarts when domain...