HowTos

Configure SSSD for LDAP Authentication on Ubuntu 22.04

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koromicha
Graylog, HowTos, Monitoring

Monitor Squid Access Logs with Graylog Server

HowTos, Nginx, Security, SSL/TLS, Web Servers

Configure Nginx with SSL/TLS certificates on CentOS 8

Database, HowTos

Install MongoDB on Debian 10

HowTos, NTP, ntpd

Configure NTP Server using NTPd on Fedora 30

Containers

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nagios docker

Deploy Nagios as a Docker Container

How to install Nagios core in Docker? In this tutorial, you will learn how to deploy Nagios as a Docker …
Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

In this tutorial, you will learn how to gracefully remove worker node from Kubernetes cluster. If you are managing a …
Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

In this guide, you will to learn how to deploy all-in-one OpenStack with Kolla-Ansible on Ubuntu 18.04. Kolla provides Docker …
Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

install portainer on Linux

Install Portainer on Rocky Linux

integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Install and Run MariaDB as a Docker Container

docker hardened images

Why Docker Hardened Images Are a Game-Changer for Software Supply Chain Security

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Deploy All-in-One OpenStack with Kolla-Ansible on Ubuntu 22.04

deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

OpenBao Kubernetes Auth on OpenShift: Eliminate Static Secrets from Your Workloads

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Scale OpenShift Data Foundation Storage on Bare Metal

ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Security

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Setup OpenVPN Server on CentOS 8

Integrate Suricata with Wazuh for Log Processing

Install LibModsecurity with Apache on Ubuntu 18.04

Most Popular

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HowTos, Security, Ubuntu 18.04

How to Protect Single User Mode with Password in Ubuntu 18.04

The Best Nursing Resume Guide for 2022
HowTos

The Best Nursing Resume Guide for 2022

Monitoring, Grafana, HowTos

Install Latest Grafana on CentOS 8

BackupPC, Storage

Backup Windows System via SMB Using BackupPC

Safe And Secured Platforms To Buy Bitcoin In 2022
HowTos

Safe And Secured Platforms To Buy Bitcoin In 2022

HowTos, VirtualBox, Virtualization

Install VirtualBox Guest Additions on Debian 10 Buster

Setup OpenVPN Server on Rocky Linux 8

Scan a Web Application Using Acunetix Scanner

How to Configure NTP Server on pfSense

How to Install Osquery on Ubuntu 18.04

How to Install and Use VeraCrypt to Encrypt Drives on Ubuntu

Install Wireshark on Rocky Linux

How to Enable Secure Shell (SSH) server on OPNsense

Install and use ClamAV on Ubuntu 20.04

Install and Configure Squid Proxy on Rocky Linux 8

Install and Enroll Elastic Agents to Fleet Manager in Linux

Install OpenVAS 10 (GVM) on Debian 10 Buster

Configure Apache with SSL/TLS Certificates on CentOS 8

MONITORING

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monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Kifarunix

How do I monitor Docker containers in Grafana? Well, in this tutorial, you will learn …

Setup Multi-node Elasticsearch Cluster

Setup Multi-node Elasticsearch Cluster

koromicha

In this guide, we are going to learn how to setup multi-node Elasticsearch cluster. This …

Install and Configure Zabbix

Install Zabbix Server on Rocky Linux

koromicha

In this guide, we are going to learn how to install Zabbix server on Rocky …

Install and Configure Prometheus on Debian 9

koromicha

In this guide, we are going to learn how to install and configure Prometheus on …

Install Grafana on Debian 12

How to Install Grafana on Debian 12

Kifarunix

In this guide, we will provide step-by-step instructions on how to install Grafana on Debian …

Install Wazuh Agents on Ubuntu/Debian

Easy Way to Install Wazuh Agents on Ubuntu/Debian

gen_too

In this tutorial, you will learn how to install Wazuh agents on Ubuntu/Debian systems. Wazuh …

nxlog-ce

Configure NXLog to Forward System Logs to Rsyslog Server on Ubuntu

koromicha

In this guide, we are going to learn how to configure NXLog to forward system …

Install and Setup TIG Stack on Ubuntu 20.04

gen_too

In this tutorial, we are going to learn how to install and setup TIG Stack …

kibana custom ingest pipelines

Create Custom ELK Ingest Pipeline for Custom Log Processing

gen_too

Follow through this tutorial to learn how create custom ELK ingest pipeline for custom log …

wazuh agents

Install Wazuh Agent on Rocky Linux 8

gen_too

In this tutorial, you will learn how to install Wazuh agent on Rocky Linux 8. …

Configure Filebeat 8 to Write Logs to Specific Data Stream

Configure Filebeat 8 to Write Logs to Specific Data Stream

This guide will take you through how to configure Filebeat 8 to write logs to specific data stream. Are you …
wazuh vt

Detecting Malicious Files with Wazuh and VirusTotal

In this tutorial, you will learn on detecting malicious files with Wazuh and VirusTotal. Wazuh is an open source security …
Wazuh siem dashaboard

Install Wazuh SIEM Server on Ubuntu 24.04

In this tutorial, you will learn how to install Wazuh SIEM server on Ubuntu 24.04. The Wazuh platform offers XDR …

NETWORKING

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Useful Facts About Setting Up Mobile Rugged Servers

Useful Facts About Setting Up Mobile Rugged Servers

Modern warfare is evolving. Having boots on the ground is still the most important component of winning any conflict, however, …
How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary? Well, in one way or another, you …
Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift networking with network policies is one of the most critical steps in moving from a flat, permissive cluster …
install wireshark on Linux

Install Latest Wireshark on Ubuntu 18.04

In this guide, we are learn how to install latest Wireshark on Ubuntu 18.04. Wireshark is the world’s foremost and …
install Malcolm network traffic analysis tool on Ubuntu

Analyze PCAP Files using Malcolm Network Traffic Analysis tool

In this tutorial, you will learn how to analyze PCAP files using Malcolm network traffic analysis tool. Malcolm can be …
install wireshark on Linux

Install Wireshark on Ubuntu 22.04

In this guide, you will learn how to install Wireshark on Ubuntu 22.04. Wireshark is the world’s foremost and widely-used …

Install and Setup OpenVPN Server on Fedora 29/CentOS 7

In this guide, we are going to learn how to Install and Setup OpenVPN Server on Fedora 29/CentOS 7. OpenVPN …
Easy way to Test Internet Speed on Linux Terminal

Easy way to Test Internet Speed on Linux Terminal

In this tutorial, we will show you an easy way to test Internet speed on Linux terminal. More often than …
Install and use NMCLI tool on Debian Linux

Install and use NMCLI tool on Debian Linux

In this tutorial, we provide a step by step guide on how to install and use NMCLI tool on Debian …
Set Static Routes via an Interface/IP on CentOS/Ubuntu

Set Static Routes via an Interface/IP on CentOS/Ubuntu

In this tutorial, you will learn how to set static routes via an interface/IP on CentOS/Ubuntu systems. In a network, …
Create Virtual/Secondary IP addresses on an Interface in Linux

Create Virtual/Secondary IP addresses on an Interface in Linux

Follow through this tutorial to learn how to create virtual/secondary IP addresses on an interface in Linux. This enables you …
Install and use NMCLI tool on Debian Linux

Connect to WiFi in Linux Using NMCLI command

This tutorial will guide you on how to connect to WiFi in Linux using NMCLI command. NMCLI is a command-line …

STORAGE

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Create LVM Logical Volumes in Linux

Install and Configure NFS Server on RHEL/CentOS

Install ownCloud Server on Debian 10 Buster

Setup Software RAID on Ubuntu 20.04

Configure ownCloud OpenLDAP Authentication

Backup Windows System with BackupPC Using Rsyncd

How to Encrypt Data at Rest on Ceph Cluster OSD

Part 1: How to Install and Configure OADP Operator on OpenShift 4

VIRTUALIZATION

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Install VirtualBox 6.1 on Ubuntu 18.04 Desktop

koromicha

VirtualBox 6.1.0 which is a major update of VirtualBox was released December 10 2019 with quite …

Install Rocky Linux 9 on VirtualBox

Install Rocky Linux 9 on VirtualBox

koromicha

In this tutorial, you will learn on how to easily install Rocky Linux 9 on …

Create and Upload Custom Linux Image into OpenStack

Create and Upload Custom Linux Image into OpenStack

koromicha

In this tutorial, you will learn how to create and upload custom Linux image into …

Easily Access Shared Folder on Linux VirtualBox VM

Easily Access Shared Folder on Linux VirtualBox VM

koromicha

In this tutorial, you will learn how to setup and easily access shared folder on …

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

gen_too

Follow through this tutorial to learn how to deploy HAProxy as a Docker container. HAProxy …

install portainer on Linux

Install Portainer on Rocky Linux

koromicha

In this tutorial, you will learn how to install Portainer on Rocky Linux. Portainer is a …

How to Create And Delete OpenStack Project

How to Create And Delete OpenStack Project

koromicha

In this blog post, we’ll provide a step by step tutorial on how to create …

Install Solaris 11.4 on VirtualBox

Easily Install Solaris 11.4 on VirtualBox

Kifarunix

In this tutorial, you will learn on how to easily install Solaris 11.4 on VirtualBox. …

Change Windows Boot Device from IDE to Virtio on KVM

Change Windows Boot Device from IDE to Virtio on KVM

koromicha

In this tutorial, you will learn how to change Windows boot device from IDE to …

How to Install FreeBSD 12 on VirtualBox

koromicha

Hello there, welcome to our guide on how to install FreeBSD 12 on VirtualBox. FreeBSD …

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

How can you install Docker desktop on Linux? In this tutorial, you will learn how to install Docker desktop on …

Install Ubuntu 20.04 on VirtualBox

Follow through this guide to learn how to install Ubuntu 20.04 on VirtualBox. Well, Ubuntu 20.04 is the next major …
Install Rocky Linux 9 on VirtualBox

Install Rocky Linux 9 on VirtualBox

In this tutorial, you will learn on how to easily install Rocky Linux 9 on VirtualBox. With Rocky Linux 9 …

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