Deepak Prasad

Kubernetes Authentication and authorization play a very vital role in securing applications. These two terms are often used interchangeably but are very

Kubernetes Pods are the smallest deployable units of computing that you can create and manage in Kubernetes. It is a co-located group of containers and represents the basic building block in Kubernetes.

Part 2 of step by step guide to install and configure controller node in openstack. To configure controller node in openstack we will configure glance, nova

Step by step guide to build ceph storage cluster in Openstack CentOS 7 Linux on virtual machine. Confiure OSD, mon using ceph-deploy tool for ceph cluster

Step by step instructions to dual boot windows 10 and kali linux with screenshots. Install and run both Windows 10 and Kali Linux side by side

Learn to create bootable usb from iso linux command line. dd iso to usb burn iso to usb linux ubuntu debian. how to make bootable pendrive in linux

Different methods to create kali linux bootable USB such as Rufus, Balena Etcher, dd command in Linux

So you've finally made the switch to Linux? Congratulations! It's like entering a new world of possibilities.

Step by step instructions to install Arduino on AlmaLinux 8 with screenshots and examples

Step by step instructions to install vlc player on AlmaLinux 8. Upgrade and also Uninstall VLC player.

Step by step instructions to generate user-data (autoinstall configuration file) which will be used for automated installation of Ubuntu 20.04 using cloud- init

Step by Step instructions to install zoom on Alma Linux 8 with screenshots

Step by step instructions to install anydesk on almalinux 8 with screenshot and examples

Step by step instructions to add network adapter to our existing Virtual Machine running on Oracle Virtual Box

Step by step instructions to install sublime text 4 on AlmaLinux 8 with screenshots.

Step by step instructions to install and configure tor browser in Rocky Linux. 2 different ways to install tor browser in Linux with screenshots

6 different methods to configure and set static IP Address in Rocky Linux. Use nmtui, nmcli, ifcfg, ip and ifconfig utility to configure static IP address

How to unlock the password for user account in Linux. If an account is locked due to login failure then use pam_tally2 or pam_fallock to unlock user account.

Step by Step instructions to create Kubernetes privileged pod and Kubernetes non-privileged pod with Linux capabilities examples

Configure Google Authenticator with Offline two factor authentication to secure ssh, sudo and su using PAM module pam_google_authenticator.so in RHEL/CentOS 7/8

Airmon-ng utility is a command-line tool used to enable monitor mode on wireless interfaces. It comes with the Aircrack-ng package.

Install and configure openvpn server and openvpn client with easy-rsa 3 in centos or rhel 7 linux. Create CA, CSR certificates for openvpn server client model.

Exclude some accounts from being locked out in Linux after providing multiple incorrect password using pam_tally2 and pam_faillock insystem-auth password-auth

Step by step guide to install and configure controller node in openstack, configure openstack services like keystone, mariadb, rabbitmq, environment files

In this article we conver the impacts of chmod 777 command in Linux and how can be a threat to security. We should ideally never use chmod 777 as this is barely required.

Steps to configure hybrid software raid 10 (1+0) in Linux with examples. Hybrid RAID 1+0 results from the combination of RAID-0 and RAID-1 Array in Linux.

LVM supports mirrored volumes. A mirror maintains identical copies of data on different devices. LVM ensures that data written to an underlying physical volume is mirrored onto a separate physical volume.

The Logical Volume Manager is a collection of one or more physical devices called Volume Group (VG), each physical device on the VG called a Physical Volume (PV)

How to move directory to another partition move opt to new partition. move home to another partition. move var to new partition in RHEL/CentOS 7/8 Linux.

Configure xfs quota for user, group, projects (disk). Check and Modify XFS quota grace period. Enable and Disable XFS Quota in RHEL/CentOS 7/8 with examples