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ubuntu 21.04 virtualbox

Install VirtualBox on Ubuntu 21.04

Install VirtualBox on Ubuntu 21.04

Ubuntu 21.04 code named, Hirsute Hippo is available for testing as of this writing with the official release date is set to be April 22,

Latest Posts

Enable RHEL 10 Repositories in Red Hat Satellite: A Step-by-Step Guide

How to Disable Weak SSH Algorithms on RHEL 8/9/10 (SHA-1 HMACs, SHA-1 Kex, CBC, 3DES)

Integrate OpenShift with Active Directory for Authentication

Install and Set Up Active Directory on Windows Server 2025 with LDAPS

How to Join RHEL 8/9/10 to Windows AD with SSSD

Configure SSSD for Windows AD Authentication on Ubuntu 24.04

Containers

How to Deploy WordPress as a Docker Container

Deploy a Single Node ELK Stack Cluster on Docker Containers

Setup Kubernetes Cluster on Ubuntu 22.04/20.04

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Step-by-Step Guide: How to Install Helm on Kubernetes Cluster

Disaster Recovery in Kubernetes: etcd Backup and Restore with etcdctl and etcdutl

Security

Analyze Network Traffic Using Brim Security

Install and Configure NAXSI Nginx WAF on Ubuntu 18.04 LTS

How to Increase Your Security With the Help of Advanced Tech Solutions

Install and Use Nikto Web Scanner on Ubuntu 18.04

Install GVM 21.4 on Kali Linux

Install Passbolt on Debian 12

Monitoring

Install and Setup NetData on Ubuntu 20.04/18.04

Install Zabbix Agent on Ubuntu 22.04/Debian 11

Deploy Nagios as a Docker Container

Monitor Docker Swarm and Container metrics using Metricbeat

Setup Highly Available Elasticsearch Cluster with Keepalived

How to Measure CPU Usage in Linux

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