Deepak Prasad

Linux is widely regarded as one of the most secure, flexible, and transparent operating systems, which is why developers, administrators, and privacy-focused

In this tutorial we will share step by step instructions to install Kubernetes on Ubuntu 24.10 using containerd container runtime and Calico CNI. We will be

In today's digital world, updating IT infrastructure is crucial for maintaining a competitive edge. Cloud-based solutions offer businesses the chance to

Compliance and data sovereignty have become defining issues for cloud adoption. Governments are setting strict boundaries on where sensitive information can

Any data collection setup starts with web scraping proxies. Without being restricted or blocked, they enable you to gather a huge amount of data from

Discover the best Node.js development companies to partner with. Explore top firms known for delivering scalable, high-performance, and reliable Node.js solutions for your business needs.

Find the best digital marketing tools {year}. 17 essentials for data, design, and growth. Expert picks. Start improving your strategy today.

Cloud storage is now indispensable for contemporary business functions. It enables companies to store large amounts of data, reduces IT maintenance costs, and

With mutual TLS authentication (MTLS), not only does the service side prove its identity by exposing a certificate, but also the clients prove their identity to the servers by exposing a client-side certificate.

Elliptic Curve Cryptography (ECC) is an encryption technique that provides public-key encryption similar to RSA. We can generate ECC certificates using openssl and install it on Apache server for verification

Streaming your favorite shows, movies, or live sports should be a smooth experience. However, various factors like geo-restrictions, bandwidth limitations,

If you’ve ever felt like your online world is a bit too open and there's a gaping hole in your digital security, this is where Secure Access Service Edge

Containerization has flipped the way we build, deliver, and scale applications. Containers offer developers lightweight, efficient and portable environments

Use pam_tally2 to lock user account in Linux after X failed login attempts. Lock root and normal user, exclude users and group from being locked out.

Shell script to read user input during boot stage in Linux with a systemd service in CentOS/RHEL 7/8 Linux. Take input at the startup script in Linux.

An overview on systemd-journald service, how logging happens in RHEL 7 Linux with Journals and systemd-journald logrotate. Compare systemd-journald vs rsyslogd

Steps to automount file system using systemd automount unit file without /etc/fstab to automatically mount and unmount file system in rhel/centos 7 and 8

Creating /forcefsck and /fsckoptions doesn't work on CentOS/RHEL 7/8 Linux How to perform force file system check on boot (next reboot) using systemd-fsck?

How to execute a script after a network file system is mounted? How to start a systemd service only after NFS share is mounted and available in Linux

How to mount Oracle VirtualBox shared folder using systemd unit file at system startup? How to execute a script during reboot on the shared folder from Vbox using systemd?

Step by step instruction to generate Certificate Signing Request (CSR) for Subject Alternative Name (SAN) certificates using openssl with examples in Linux

The task is to count the number of friends each person has using a MapReduce framework. The input consists of multiple lines, each containing a pair of friend

Since its inception, cloud computing has significantly developed, offering unmatched IT security among many niches and industries. Unlike on-premise

Artificial intelligence (AI) was once a sci-fi fantasy but is now an everyday reality, permeating every aspect of our lives. AI isn't only another tech

In this tutorial I will share the steps to create iSCSI target using Ubuntu 22.04 VM installed on Oracle VirtualBox.

Step by step instructions to uninstall docker in Ubuntu. Cleanup and Delete all docker resources safely and completely

Step by step instructions to revoke or delete certificate from keystone and generate CRL Certificate Revocation List) using openssl in Linux with example openssl generate crl.

Create SAN certificate using openssl generate csr with san command line. Openssl sign CSR with Subject Alternative Name. openssl add san to existing certificate

Steps to create client certificate and server certificate using your own Certificate Authority chain (CA bundle) and configure Apache with SSL (HTTPS)

Steps to generate csr (certificate signing request) using openssl in Linux with examples. Create private key with and without passphrase.