A new class of Windows denial-of-service attacks revealed at DEF CON has forced a hard reckoning for enterprise defenders: vulnerabilities in LDAP handling can not only crash individual servers, they can be chained into zero-click attack flows that target Domain Controllers (DCs) and potentially...
Identity research published in July surfaces two sobering truths for Windows shops: attackers can now bypass dMSA authentication in Windows Server 2025 to mass‑generate service account passwords for lateral movement, and misgoverned first‑party apps in Microsoft Entra ID can be abused to...
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A silent yet critical risk has emerged in enterprise Windows environments with the discovery of BadSuccessor, a powerful privilege escalation technique that takes advantage of Delegated Managed Service Accounts (dMSAs) in Active Directory under Windows Server 2025. While the dMSA migration...
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windows server 2025
AdminDroid has unveiled Version 6.0.0.0 of its flagship product, AdminDroid 365, introducing a suite of enhancements aimed at streamlining Microsoft 365 and Active Directory management. This release brings a unified experience with centralized visibility, bulk actions, intelligent automation...
Microsoft has taken a significant step toward modernizing hybrid identity management with the introduction of the Group Source of Authority (SOA) feature in Entra ID, now available in public preview. This eagerly anticipated capability unlocks a new era of flexibility for IT administrators...
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As Microsoft prepares to conclude support for Windows 10 on October 14, 2025, users are faced with critical decisions regarding their operating systems. Post this date, Windows 10 devices will no longer receive free security updates, technical assistance, or software improvements. To address...
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The July 2025 wave of Windows 11 improvements marks another significant step in Microsoft’s steady overhaul of its operating system for both enterprise and consumer users. With a blend of technical innovation, security modernization, update management efficiencies, and fresh productivity...
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For organizations contemplating a migration from Windows 10 domain-joined and co-managed devices to a truly cloud-native Windows 11 environment using Microsoft Intune, the path is now both clearer and more pressing than ever. The momentum behind Microsoft’s cloud management tools, especially...
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zero trust
Striking the right balance between security and operational efficiency is a persistent challenge for enterprise IT administrators. As cyberthreats accelerate in sophistication, a misstep in configuring security policies can open windows of vulnerability, resulting in costly breaches, regulatory...
Integrating a Windows 11 computer into an Active Directory (AD) environment represents an essential pillar for IT management in modern organizations. While home users might never encounter the need to join a domain, in business, education, and enterprise settings, domain integration is...
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I have a running Win 2012R2 Active Directory server. Call it DC1
I just built a Win 2019 server that was added to the domain and promoted to AD server. This one is DC2
I ran "Move-ADDirectoryServerOperationMasterRole" to the new server and running "netdom query fsmo", I get
Schema master...
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Remote Server Administration Tools (RSAT) have long been an indispensable suite of utilities for IT professionals managing Windows infrastructure, and with Windows 11, Microsoft has further streamlined their access and deployment. Rather than juggling local logins for multiple servers or relying...
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Here’s a summary of the breaking news reported by Semperis about a critical design flaw, called Golden dMSA, affecting Windows Server 2025:
What is Golden dMSA?
Golden dMSA is a critical design flaw found in Delegated Managed Service Accounts (dMSA) within Windows Server 2025. The flaw exposes...
The Server Message Block (SMB) protocol remains at the heart of enterprise file sharing and resource access for Windows environments, with each successive version bringing higher performance, tighter security, and better integration with modern infrastructure needs. As organizations grapple with...
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smb protocol
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troubleshooting smb
windows infrastructure
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windows server
Hi. Im a volunteer admin at an emergency serveice and have been having issues for the last few days.
Initially when I attempted to log in (last week) I was getting the circle of dots non stop. I did some research and found the Server 2016 can sometimes take ages to do an update. Although I...
activedirectory
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windows server 2016
Semperis, a leader in identity security, has recently unveiled a critical vulnerability in Windows Server 2025's delegated Managed Service Accounts (dMSAs), termed the "Golden dMSA" attack. This flaw enables attackers to bypass authentication mechanisms and generate passwords for all dMSAs and...
Hello,
I have a computer that is not a member of a Windows domain and I access a folder on the file server through a shortcut and username defined in Active Directory. When I check the Event Viewer, there are a lot of ID 4648 and the username is locked in Active Directory:
I unlock the...
Here’s a summary of the critical findings from Semperis regarding Windows Server 2025 and the new design flaw:
Golden dMSA Flaw Overview
What is Golden dMSA?
Golden dMSA is a critical design flaw in delegated Managed Service Accounts (dMSA) in Windows Server 2025.
It allows attackers to...
Here’s a summary of the critical flaw "Golden dMSA" in Windows Server 2025 reported by Semperis:
What is Golden dMSA?
Golden dMSA is a newly discovered, critical design flaw in delegated Managed Service Accounts (dMSA) on Windows Server 2025.
Discovered by: Semperis, a security research and...
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semperis
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windows server 2025
Semperis, a leader in identity security, has uncovered a critical design flaw in Windows Server 2025 that exposes Delegated Managed Service Accounts (dMSAs) to a high-impact attack known as "Golden dMSA." This vulnerability enables attackers to perform cross-domain lateral movements and maintain...