Dec 29, 2025 · 4 min read · When learning AWS networking, concepts like VPC, subnets, route tables, IGW, NAT Gateway, CIDR, and VPC peering can feel confusing without hands-on practice. In this blog, I’ll: Explain core AWS networking concepts in simple terms Walk through a re...
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Oct 19, 2025 · 5 min read · 🌐 Introduction When I first started learning about Computer Networking, all those terms — IP addresses, routers, subnet masks — felt like a foreign language.But as I went deeper, I realized networking is just about how devices talk to each other — l...
Join discussionSep 26, 2025 · 4 min read · As a DevOps Engineer, you’ll often design and manage cloud networks, Kubernetes clusters, and VPCs. At the heart of all these lies a concept that defines how networks are structured and divided: CIDR (Classless Inter-Domain Routing). Whether you’re p...
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Aug 14, 2025 · 5 min read · Before learning Docker Networking, it’s essential to understand basic networking concepts such as IP addresses, subnets, subnet masks, gateways, and CIDR.Many beginners get confused with these terms, so we will break them down step by step, with exam...
Join discussionAug 5, 2025 · 2 min read · In Day 3 we have seen how we can create a VPC today we will see how we can create a VPC using specified IPv4 CIDR address. It is very small task for today we just need a slight change from the Day 3. Let’s do it. Scenario : The Nautilus DevOps team i...
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Jul 20, 2025 · 5 min read · Yesterday, I learned that a VPC provides you with your own private, isolated section of the AWS cloud, where you can launch resources securely. And hypervisors, although invisible to most of us, are the virtual engine room that powers the entire clou...
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Jul 16, 2025 · 2 min read · Locking Data & Unlocking Careers Part 7 : Cryptography — The Science That Keeps Secrets Safe What makes WhatsApp chats private? Or keeps your online banking secure?It’s not luck. It’s cryptography — the art and science of hiding information. 🔍 Wha...
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May 29, 2025 · 2 min read · Subnetting and CIDR might sound intimidating, but they’re foundational skills for anyone working with networks. In this post, I’ll break down the concepts in a simple way and show you how to calculate subnets in seconds using a free tool I built: Sub...
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May 6, 2025 · 6 min read · Before you jump to CIDR, let’s take a deep breath and understand the basics of IP addresses and what they really are. Imagine you're writing a letter to a friend. You need their house address so the mailman knows where to deliver it, right? The inter...
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Mar 29, 2025 · 4 min read · "How do I connect two different AWS VPCs securely and privately?" If you've ever wondered about this, VPC Peering is the superhero you’ve been waiting for. In this article, let's break it down using a real-life scenario so you’ll never forget it! A ...
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