This guide will walk you through the setup of a Linux based TACACS+ Authentication Server, using Ubuntu 20.04 that authenticates against a Windows Active Directory LDAP. This guide assumes that you are familiar with installing and configuring Ubuntu Server and…

This guide explains how to install the dig dns tool on windows 11 in a few steps. It is just a little bit modified version of How to install DIG dns tool on windows 10 howtos. 1. First download the latest…

Hardware requirements The OpenStack cloud enviroment will run at top of the operating system CentOS 7.9. Also it is necessary to provide at least 16GB of RAM. Installation for single-node deployment echo „158.193.153.10 hostname.example.com“ >> /etc/hosts systemctl stop firewalld NetworkManager…

Installed free Oracle VM VirtualBox application, version 6.1.28rInstalled guest virtual machine with Parrot OS. sudo su – # update packages list and upgrade packages apt update && apt upgrade -y # install virtualbox guest additions from the Parrot repo apt install virtualbox-guest-utils…

Author: Tomas Misutka This article provides a how-to guide on how to add/join a Linux-based system (server, workstation) to a Windows domain working with Active Directory. This tutorial was tested on machines: DEBIAN -> version:8.11.1 SSSD version:1.11.7-3+deb8u2 UBUNTU-SERVER -> version:20.04…

When others can hear you silently, you can boost microphone volume level. We have to mention, that this option is not available on every microphone, for example on some USB microphones. Right click on volume down on tray -> Sounds…

Author : Miroslav Kohútik Operating System : Ubuntu 16.04 In this guide we will show you how to upgrade an Elasticsearch cluster located on a single machine. As an example we will use our Elasticsearch cluster that consists of five…

This guide will describe how to install a full Linux OS on an USB flash disk with permanent storage feature, i.e. the system does not lost your files after a reboot as usual live distribution does. The system is fully…

Author: Martin Dvorsky Greenbone Vulnerability Manager (formerly OpenVAS) is the most popular open source vulnerability scanner.In this tutorial we will install, configure and prepare GVM v10 for use with CLI only. OS: Debian 9.8.0GVMD: 8.0GVM-libs: 10.0GVM-tools: 1.4.1OpenVAS (scanner): 6.0OpenVAS SMB:…

Sometimes there is a need for simple and quick analysis or the troubleshooting of a SIP server and its call functions. Of course, we should use the well-known tcpdump, mentioned in the article Using tcpdump for SIP diagnostics. However, for…