Before upgrading to Windows Server 2025, check your existing Windows Server version to determine if an in-place upgrade is feasible. You can check the Windows version via the graphical user interface, Windows PowerShell, or the command prompt.

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Avec ce tutoriel, apprenez à délivrer un certificat SSL / TLS pour un serveur Web sous Linux, qu'il soit sous Apache2 ou Nginx, afin de bénéficier du HTTPS.

The post AD CS : comment délivrer un certificat TLS pour un serveur Web Linux ? first appeared on IT-Connect.

Votre contrôleur de domaine Active Directory sous Windows Server a une connexion réseau en mode public au démarrage ? Voici une solution pour résoudre ce problème.

The post Active Directory : le pare-feu est en profil « Public » au démarrage des contrôleurs de domaine, que faire ? first appeared on IT-Connect.

DNSSEC is a security standard that protects the Domain Name System by ensuring only authorized servers can respond to DNS queries. Microsoft's DNS server has supported DNSSEC zone signing for some time. However, to take full advantage of DNSSEC, client systems must also be configured, typically via Group Policy, to request authentic responses.

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Microsoft Hyper-V Server 2019 is a standalone product that allows you to virtualize your environment at no cost. In this post, you will learn about the options available to upgrade to the paid Windows Server 2025 Hyper-V role.

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With Microsoft’s decision to deprecate NTLM (NT LAN Manager), it’s time to disable NTLM authentication on Windows Server 2025 and move toward more secure alternatives. NTLMv1 has already been removed in Windows Server 2025 and Windows 11, version 24H2, signaling the beginning of NTLM’s end. Given the protocol’s vulnerabilities—like pass-the-hash attacks—organizations should begin transitioning to stronger authentication methods such as Kerberos, the preferred protocol in Active Directory environments.

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On a Windows host, strictly isolated Docker containers can be operated thanks to Hyper-V, which is capable of running an operating system different from Windows Server. Microsoft offers Server Core and Nano Server as operating systems suitable for this purpose. Windows services inside the containers can be managed locally using the CLI or remotely using established GUI tools.

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Windows Server 2025 offers multiple options for running Docker containers, supporting both Linux and Windows. Users can choose between two isolation modes for Windows containers, while Linux containers can optionally run on WSL 2. Additionally, Server 2025 improves backward compatibility.

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Installing an iSCSI server on Windows Server 2025 enables the creation of scalable and flexible storage solutions by presenting remote drives as locally accessible resources. This guide provides a step-by-step approach to deploying an iSCSI server, configuring iSCSI virtual disks, and establishing connections to iSCSI targets from a client. Additionally, it examines the advantages and potential limitations of the iSCSI protocol.

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Windows Server 2025 introduces a developer-specific feature called Dev Drive. This storage volume utilizes ReFS technology (Resilient File System) to enhance developer workloads by improving performance, security, and control.

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Windows Server 2025 offers built-in file compression for the ZIP and 7z formats. Additionally, you can create TAR balls from File Explorer.

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4sysops members can now download our free Windows Server 2025 eBook. This book compiles 4sysops articles, offering a comprehensive overview of the new features and guiding you through their configuration. At the end of this post, you will find a special ChatGPT chatbot that has access to the entire eBook and additional Server 2025 resources for context. Since 4sysops AI only uses information from reliable sources, it's the top choice for exploring Windows Server 2025. And if you have questions about the latest changes in Server 2025, you can use 4sysops AI to search in Google or Tavily.

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Routing and Remote Access Service (RRAS) provides secure remote connectivity and network management on Windows Server. With support for modern VPN protocols like SSTP and IKEv2, RRAS ensures encrypted connections, reliable routing, and seamless access to internal resources, making it ideal for hybrid and remote work environments. This guide covers the latest updates in Windows Server 2025, including changes to VPN protocol support and step-by-step instructions for configuration and optimization.

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Azure Arc is a management platform that enables centralized control of on-premises, multi-cloud, and edge resources through the Azure Portal. In Windows Server 2025, features such as Hotpatching—which allows for applying security updates without requiring a system reboot—require integration with Azure Arc. To install Azure Arc on Windows Server 2025, use a PowerShell script or launch the Azure Arc setup wizard on your server.

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Dans cet article, nous verrons ensemble comment installer un serveur SFTP sur Windows Server. J’utiliserai ici Windows Serveur 2022 mais vous pouvez faire de même sur les versions précédentes. Nous utiliserons ici le logiciel open source OpenSSH pour réaliser cette tâche. Pourquoi utiliser un serveur SFTP ? Un serveur SFTP est un moyen sécurisé et …