OpenLDAP, Directory Server, HowTos, Password Managers, Security, syspass

Integrate sysPass with OpenLDAP for Authentication

BY
koromicha
HowTos

6 Essential Factors to Consider When Entering the World of Franchising

HowTos

New Heights: How to Edit Mountain Photos

HowTos

Top Best Tools on the Web to Boost Your Prose 

Security, HowTos, Request Tracker (RT), Ticketing Systems

Install Request Tracker on AlmaLinux/Rocky Linux

Containers

More
Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

Follow through this guide to learn how to deploy ELK Stack 8 cluster on Docker containers. Deploying a multinode ELK …
How to Configure Centralized Logging in OpenShift with LokiStack and ODF

How to Configure Centralized Logging in OpenShift with LokiStack and ODF

In this blog post, we will cover how to configure centralized logging in OpenShift with LokiStack and ODF. If you …
upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

In this blog post, I’ll walk you through a flawless step-by-step guide on how to upgrade OpenShift Cluster, from pre-update …
Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

Kubernetes Cluster on RHEL 9

Install and Setup Kubernetes Cluster on RHEL 9

How to Install Docker Desktop on Kali Linux

How to Install Docker Desktop on Kali Linux

Automate OpenShift Builds with Git Webhooks

How to Automate OpenShift Builds with Git Webhooks: Step-by-Step Guide

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

install docker ce on debian 12

How to Install Docker CE on Debian 12

Extend OpenShift CoreOS /sysroot Root Filesystem

Extend OpenShift CoreOS /sysroot Root Filesystem

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 3: How to Restore and Validate Application Backups in OpenShift with OADP

Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

install-and-configure-openshift-odf-ocp

How to Install and Configure OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Security

More

How to Install and Setup GRR clients on Ubuntu 18.04/Debian 9

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

Install Wazuh Server on Rocky Linux 8/Rocky Linux 9

Most Popular

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Setup a Three-Node Kafka KRaft Cluster
HowTos

Setup a Three-Node Kafka KRaft Cluster for Scalable Data Streaming

openvpn
Security, HowTos, OpenVPN, VPN

Install and Configure OpenVPN Client on Rocky Linux 8

Install and Configure Fetchmail with OAuth2 Support for Request Tracker
HowTos,

Install and Configure Fetchmail with OAuth2 Support for Request Tracker

Install LibreNMS on Linux
Monitoring, HowTos

Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04

How to copy paste lines in vim
vim, HowTos, Linux Commands

How to copy paste lines in vim

Install and Configure Snort 3 on Ubuntu 22.04
HowTos, Security

Install and Configure Snort 3 on Ubuntu 22.04

Visualize ClamAV Scan Logs on ELK Stack Kibana

Install and Setup Lynis Security Auditing tool on CentOS 8

Easily Configure Elasticsearch HTTPS Connection

6 Tools That Can Help Protect Your Sensitive Business Information

ExpressVPN – Easy to Use VPN

Install and Setup Passbolt Password Manager on Ubuntu 20.04

Install WireGuard VPN Client on Rocky Linux/Ubuntu/Debian

How to Install Wazuh Agent on RHEL 8/9/10

Analyze Network Traffic Using Brim Security

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

Integrate Suricata with Wazuh for Log Processing

MONITORING

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nagios nrpe

Install Nagios NRPE Agent on CentOS 8

koromicha

Follow through this guide to learn how to install Nagios NRPE agent on CentOS 8. …

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

Kifarunix

In this tutorial, you will learn how to deploy ELK stack 8 Cluster on Docker …

Install Prometheus on Debian 12

How to Install Prometheus on Debian 12

Kifarunix

In this guide, you will learn how to install Prometheus on Debian 12. Prometheus is an open-source …

install Fleet osquery manager on Ubuntu 20.04

Install Fleet Osquery Manager on Ubuntu 20.04/Ubuntu 22.04

koromicha

In this tutorial, you will learn how to install Fleet osquery manager on Ubuntu 20.04/Ubuntu …

Install Elastic Stack 7 on Fedora 30/Fedora 29/CentOS 7

koromicha

In this guide, we are going to learn how to install Elastic Stack 7 on …

Configure Nagios Email Notification Using Gmail

Configure Nagios Email Notification Using Gmail

koromicha

This guide will take you through how to configure Nagios Email Notification using Gmail. Nagios …

Process ModSecurity Logs using Wazuh

Process ModSecurity Logs using Wazuh

gen_too

This guide will take you through how to process ModSecurity logs using Wazuh. ModSecurity WAF …

Install and Configure Nagios Core From Source on Ubuntu 18.04

Install and Configure Nagios Core From Source on Ubuntu 18.04

koromicha

In this tutorial we are going to learn how to install and Configure Nagios Core …

Install Elastic Stack 7 on Ubuntu

Install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8

koromicha

This tutorial will guide on how to install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8. …

Install Grafana Metrics Monitoring Tool on Debian 9

koromicha

Hello guys, we are at it again on how to install Grafana metrics monitoring tool …

Install and Setup Nagios

Install and Setup Nagios Core on Ubuntu 20.04

In this guide, we will provide a step-by-step tutorial on how to install and setup Nagios Core on Ubuntu 20.04. …
Install LibreNMS on Linux

Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04

Follow through this tutorial to learn how to install LibreNMS on Ubuntu 22.04/Ubuntu 20.04. LibreNMS is a fully featured MySQL/PHP …
Install Fleet Osquery Manager on Debian 10

Install Fleet Osquery Manager on Debian 10

In this tutorial, you will learn how to install Fleet osquery manager on Debian 10. With the official retirement of …

NETWORKING

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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 …
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

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 …
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, …
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 …
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 …
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, …
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 …
Configure Static IP Addresses using Netplan on Ubuntu

Configure Static IP Addresses using Netplan on Ubuntu

How to set static IP addresses using Netplan on Ubuntu? In this tutorial, you will learn how to configure static …
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 …

STORAGE

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Backup Windows System via SMB Using BackupPC

Install and Configure BackupPC on CentOS 8

Install and Setup Rsyslog Server on Ubuntu 22.04

How to Install MinIO on Ubuntu 24.04: A Step-by-Step Guide

Install ownCloud Desktop Client on Ubuntu 20.04

Extend OpenShift CoreOS /sysroot Root Filesystem

Install ownCloud Server on Debian 12

Install and Setup GlusterFS Storage Cluster on CentOS 8

VIRTUALIZATION

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Install VirtualBox Guest Additions on Rocky Linux 8

Install VirtualBox Guest Additions on Rocky Linux 8

koromicha

In this tutorial, you will learn how to install VirtualBox guest additions on Rocky Linux …

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

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

Kifarunix

In this guide, you will to learn how to deploy all-in-one OpenStack with Kolla-Ansible on …

Upgrade Ubuntu 18.04 to Ubuntu 20.04

koromicha

Well, Ubuntu 20.04, codenamed Focal Fossa is now available for testing with official version being …

Install Linux Mint 21 on VirtualBox

Easy way to Install Linux Mint 21 on VirtualBox

Kifarunix

How to install Linux Mint Cinnamon virtual machine? Follow through this tutorial to learn an …

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 …

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Kifarunix

How can you install Resource usage extension on Docker desktop? In this guide, you will …

Install VirtualBox Guest Additions on Ubuntu 20.04

koromicha

If you have installed Ubuntu 20.04 on VirtualBox, you realize that it is not in …

Screenshot from 2021 01 13 22 50 51 1

Install VirtualBox 6.1 on Fedora 33

kaptotonindet

In this tutorial, you will learn how to install VirtualBox 6.1 on Fedora 33. 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 …

Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

koromicha

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in …

Install IBM QRadar Community Edition SIEM on VirtualBox

How to Install IBM QRadar Community Edition SIEM on VirtualBox

In this tutorial, we are going to learn how to install IBM QRadar Community Edition SIEM on VirtualBox. We will be …
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 …
how to automate virtual machine installation on VirtualBox

Automate Virtual Machine Installation on VirtualBox

In this tutorial, you will learn how to automate virtual machine installation on VirtualBox. Many times, not once, not twice …

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