windowsserver

  1. KB5061096 PowerShell Hotpatch: Fast, Low-Downtime Security Update

    Microsoft’s May 13, 2025 hotpatch for Windows PowerShell, released as KB5061096, is a narrowly scoped security update aimed at reducing immediate exposure for hotpatch‑eligible systems while preserving uptime for high‑availability deployments; it applies only to devices enrolled in Microsoft’s...
  2. GhostRedirector: IIS Backdoor and SEO Fraud with Rungan & Gamshen

    A compact but sophisticated campaign tracked as GhostRedirector has infected at least 65 Internet‑facing Windows IIS servers and paired a stealthy native backdoor with an in‑process IIS module to run a covert, profitable SEO fraud operation that pushes third‑party gambling sites while leaving...
  3. GhostRedirector: Hidden IIS SEO Fraud Backdoor Campaign with Rungan & Gamshen

    ESET Research has uncovered a previously undocumented threat actor it calls GhostRedirector, which in June 2025 was found to have compromised at least 65 Windows servers across multiple countries and deployed two custom tools — a C++ backdoor named Rungan and a native IIS module named Gamshen...
  4. Kerberos CVE-2025-26647: Audit-to-Enforce rollout and NTAuth changes

    Microsoft’s April 2025 Kerberos protections — delivered to close CVE‑2025‑26647 — introduced a new operational knob, AllowNtAuthPolicyBypass, that was intended to let administrators audit then enforce stricter certificate-based authentication behavior on domain controllers; the rollout fixed a...
  5. Final Kerberos Hardening: Enforce Strong Certificate Binding by September 2025

    Microsoft’s long-running Kerberos hardening campaign is entering its final, non-reversible phase: the temporary registry workarounds that allowed administrators to keep weak certificate mappings and “Compatibility” behavior will be removed with the September 2025 servicing wave, forcing everyone...
  6. Patch CVE-2025-53722: Mitigate Windows RDS DoS with August 2025 Updates

    Microsoft released emergency updates on August 12, 2025 to fix a high-severity flaw in Windows Remote Desktop Services that allows unauthenticated, network-based denial-of-service attacks against a wide range of Windows servers and desktops, tracked as CVE-2025-53722. Background Remote Desktop...
  7. PowerShell 2.0 Removal in Windows 2025: What Admins Must Do

    Microsoft has announced a definitive end to an era: Windows PowerShell 2.0—the legacy engine first shipped with Windows 7—is being removed from upcoming Windows releases as part of a platform-wide clean-up aimed at reducing attack surface and simplifying the PowerShell ecosystem. This removal is...
  8. How To: Cloud Hosting a Windows Server on Azure, Google Cloud, and AWS – A Beginner’s Tutorial

    Cloud Hosting a Windows Server on Azure, Google Cloud, and AWS - A Beginner's Tutorial Introduction Cloud hosting a Windows Server means running the Windows Server operating system on virtual machines provided by a cloud provider. This tutorial will guide you through setting up a Windows Server...
  9. Critical Security Alert: CVE-2025-49672 Vulnerability in Windows RRAS

    The Windows Routing and Remote Access Service (RRAS) has recently been identified as vulnerable to a critical security flaw, designated as CVE-2025-49672. This vulnerability is a heap-based buffer overflow that allows unauthorized attackers to execute arbitrary code over a network, posing...
  10. Windows 11 June 2025 Dynamic Updates: Boosting Deployment and Recovery Efficiency

    Windows 11 users and IT administrators received a wave of new system updates this week, signaling Microsoft’s ongoing commitment to refining its flagship operating system ahead of future releases. On June 26, 2025, Microsoft rolled out a series of non-security preview dynamic updates for Windows...
  11. How to Fix

    When an error message reading "An unexpected error occurred in the WSUS Snap-in" appears on a Windows Server, it often signals a storm brewing beneath seemingly calm admin waters. For IT professionals, encountering a malfunction in the Windows Server Update Services (WSUS) management console can...
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    Windows Server 2022 - Hyper-V Performance Questions

    We have an Dell server, 15 years old, running Windows Server 2008r2 that has hardware issues. I have created a HyperV virtual machine for this server on a industrial workstation running Server 2022. Surprisingly, the performance of the virtual machine server is much slower than the old Dell...
  13. KB5059093: How Microsoft's Quiet OOBE Update Transforms Windows 11 and Server Setup

    A quiet Windows setup screen—that ritual blue void—has long been the modern shaman’s cave for IT pros, a sanctuary for existential questions like, “How long will this spinning circle last?” and “Will Cortana awaken from her slumber to haunt me, again?” With KB5059093, Microsoft attempts to...
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    WS 2016 Essentials AD Domain controller errors

    I have several error messages in System Erreiginis of windows server 2016 essentials - Error 4015 DNS server has detected a critical AD error make sure that Active Directory is working properly - Error 1054 Could not get the name of a domain controller while processing group policy. - The...
  15. Windows 10 forced readonly on root folders

    Idk wth is going on but its getting extremely annoying... I have a folder "neard" in c:\ so its c:\neard\ and its a lamp stack. every time I try to delete a folder/file in c:\neard\www it get a administrator required and then it still fails. I've tried setting the permissions and they all show...