Tag

# Security

52 articles

🔍

Proxmox 22 Mar 2024 ⏱ 5 min

Proxmox: use the integrated Firewall to secure virtual machines

In this tutorial, we will see how to use the Firewall functionality integrated into Proxmox to secure virtual machines and manage network…

In this tutorial, I will explain to you how to activate extended protection (Exchange Extended Protection) on Exchange 2016 (and 2019 if…

Nginx 17 Jan 2024 ⏱ 3 min

In this new tutorial dedicated to Nginx, I will explain to you how to configure GeoIP in order to be able to…

In this tutorial, I will explain how to sign your scripts. Before going into the subject, we will see why signing the…

Linux 24 May 2023 ⏱ 3 min

In this tutorial, I will explain how to activate the firewall on a computer with Ubuntu and manage it with UFW. UFW…

In this tutorial, I will walk you through how to disable a cipher suite also call cipher. If you arrive on this…

In a previous tutorial, I explained how to protect your Linux servers with Crowdsec in order to block "malicious" traffic. For almost…

In this tutorial, I will explain how to change the password of the KrbTgt account. Before explaining how to change the password…

In this tutorial, we will address a security point on an Active Directory environment, which is the domain joining of computers. What…

GPO 04 May 2022 ⏱ 5 min

In this tutorial, I will explain how by Group Policy (GPO) in an Active Directory environment, block the launch of programs and…

In this tutorial dedicated to Active Directory and security, I will give you some tips to harden the level of security in…

GPO 20 Apr 2022 ⏱ 5 min

In this tutorial, I will walk you through how to disable SMBv1 support add-on using Group Policy. To disable full SMBv1 support,…