Dans ce tutoriel, je vais vous expliquer comment ajouter une base de données sur un serveur Exchange en PowerShell. The use of PowerShell saves time because several manipulations are to be done, enter go through the ECP then on the list of services to restart a service for consideration. Add a database to Exchange in …
In this tutorial, I will (re)show you how to import PSTs into Exchange Online, which is the messaging service available with Microsoft 365. A few years ago, I already covered this subject: Upload PST to Office 365 and import into accounts. The Microsoft 365 Admin Center having evolved a lot, I decided to redo the …
In this tutorial, I will explain how to delete a DFS namespace on Windows Server. In the vast majority of cases, you won’t normally need this tutorial 😉 Although this operation is relatively simple to perform using the graphical interface, it sometimes happens that it does not go as planned, especially if you have planned …
In this tutorial, I will explain how to configure an IP address on a network card on a Windows server. This operation is not complicated, but there are several solutions to achieve the same result that we will see in this tutorial. Use sconfig to configure an IP address sconfig for ServerConfig is a command …
In this tutorial, I will explain how to extend a disk’s partition and then the LVM disk. To understand what we are going to do in this tutorial, I have a virtual machine with Ubuntu Server 20.04 installed on an LVM disk, following the addition of data, I must increase the storage capacity, for that …
In a previous tutorial, I explained how to protect your Linux servers with Crowdsec in order to block “malicious” traffic. For almost 2 months now, the Crowdsec version has been available for Windows. If you are not yet familiar with Crowdsec, here is a brief presentation: Crowdsec will analyze different log files (Web, firewall, SSH, …
In this tutorial, I will explain how to change the password of the KrbTgt account. Before explaining how to change the password of this account, I will give you some explanations. Who is krbtgt? The krbtgt account is a disabled service account in the Active Directory, which is used for the distribution of Kerberos Tickets, …
In this tutorial, I will walk you through how to create and use Group Policy WMI Filters to filter the application of Group Policy. Before starting, the “technical” part where we will see how to configure and use a WMI filter on a group policy, I will start from an example to show you the …
In this tutorial, we will address a security point on an Active Directory environment, which is the domain joining of computers. What you need to know (some administrators don’t know this), all domain users can join a computer to a domain, they can even join up to 10 computers. Domain administrators have no limit as …
In this tutorial, I will explain how to force DNS registration of computers by Group Policy (GPO) in an Active Directory environment. Maintaining a clean, up-to-date DNS (Active Directory) zone is not easy, especially with dynamic computer registration. The first step is the activation of automatic cleaning, but it happens that once this is activated, …