Activating the built-in Administrator account in Windows 11 can be essential for IT administrators in specific scenarios. This comprehensive guide explores the differences between the built-in Administrator and user-created administrator accounts, outlines secure methods to enable the account, and discusses best practices to mitigate potential security risks. Whether managing system recovery, configuring deployments, or troubleshooting complex issues, understanding how to activate and manage the Windows 11 Administrator account safely is crucial for maintaining a secure and efficient IT environment.

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Apprenez à bloquer discrètement un utilisateur Active Directory grâce à une modification bien particulière de l'attribut userWorkstations.

The post Active Directory : comment bloquer un utilisateur discrètement avec l’attribut userWorkstations ? first appeared on IT-Connect.

Une faille de sécurité a été découverte dans la fonctionnalité dMSA, l'une des nouveautés de Windows Server 2025. Elle peut mener à la compromission de l'AD.

The post Windows Server 2025 – Compte dMSA : cette faille critique menace l’Active Directory ! first appeared on IT-Connect.

Découvrez comment installer et configurer Specops Secure Access, une solution pour ajouter le MFA à Windows, au Bureau à distance (RDP) et au VPN avec l'AD.

The post Active Directory : ajoutez du MFA à Windows avec Specops Secure Access first appeared on IT-Connect.

Windows Server 2025 introduces several new features and security improvements for Active Directory, including a new functional level and the Database 32k Pages feature. To take advantage of these features, you must first upgrade all domain controllers (DCs) and migrate Active Directory to Windows Server 2025. In this article, I'll guide you through the step-by-step migration process.

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Microsoft recently updated the administrative templates for the Office suite, introducing a significant number of new settings. Most of these are designed to control the interaction with the built-in AI features. In addition, the update includes several security-related policies for individual applications.

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Les mises à jour de sécurité d’avril 2025 pour Windows Server sont à l'origine de problèmes d’authentification sur les contrôleurs de domaine Active Directory.

The post Windows Server : les mises à jour d’avril 2025 à l’origine de problèmes avec l’Active Directory first appeared on IT-Connect.

For security purposes, it may be beneficial to restrict Active Directory account logins to regular working hours. These logon times can be configured using the calendar widget in Active Directory Users and Computers (ADUC). However, PowerShell provides a more efficient and flexible alternative, particularly because it offers reporting capabilities that the graphical interface does not.

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Avec ce tutoriel, apprenez à déléguer la gestion des stratégies de groupe (GPO) en environnement Active Directory, grâce à plusieurs cas pratiques.

The post Active Directory : comment mettre en place la délégation de la gestion des GPO ? 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.

Since Group Policy changes remain a cornerstone of centralized Windows system management, admins should know which settings have been introduced or changed before an OS upgrade. Windows 11 adds not only policies for its latest features but also extends configuration options for many existing components.

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Comment analyser et anticiper les effets du Patch Tuesday d'avril 2025 au niveau du PAC de Kerberos dans un environnement Active Directory ? Voici nos conseils.

The post Patch Tuesday d’avril 2025 : votre Active Directory est-il prêt pour la validation du PAC ? first appeared on IT-Connect.

Comment auditer les mots de passe Active Directory pour identifier les comptes vulnérables ? Voici 4 outils gratuits que vous pouvez utiliser en entreprise.

The post Active Directory : 4 outils gratuits et efficaces pour auditer les mots de passe first appeared on IT-Connect.

Domain controllers rely on DFS Replication (DFS-R) to synchronize the contents of SYSVOL and Netlogon across the network. This process ensures that group policy objects (GPOs) and logon scripts remain consistent across all DCs. While troubleshooting DFS-R issues can be complex, several built-in tools can help diagnose and resolve problems efficiently.

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Standard users can install Microsoft PowerToys without requiring administrative privileges, which may be undesirable in managed environments. However, certain tools from the PowerToys suite might be beneficial for specific users. Group Policy allows administrators to control which utilities are available.

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Authentication policies in Active Directory support access rules that allow restricting user logins to specific computers. Rather than statically assigning individual computers to a policy, you can define custom claim types that include or exclude computers based on specific characteristics.

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By default, Active Directory imposes limited restrictions on the protocols or devices a user or service can use to log in. You can implement authentication policies and enforce specific limitations and restrictions to enhance login security. Active Directory offers several methods to disable outdated protocols, such as NTLMv1, or to restrict user logins to particular workstations. This can be achieved through various Group Policy settings, and the Protected Users group automatically enforces a set of security restrictions.

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