In AWS, Route Table is like a Delivery App’s Map System Meet Arjun, a cloud engineer building “RideGo” — a ride-sharing app. His app runs on AWS and has two types of servers: He sets these up using subnets inside an AWS VPC (Virtual Private…
Imagine you live in a smart city—a city with flying cars, drones, self-driving taxis, and hyperloops. Now, imagine millions of people in that city want to move at the same time: If every road in the city was managed manually, with traffic…
Arjun just joined a fast-growing fintech startup as a Cloud Security Engineer. One of his first tasks: “Launch an EC2 instance and make sure only his IP can SSH into it. No exceptions.” He spun up an EC2 instance (Amazon Linux 2023),…
Arjun is a Cloud Security Engineer who is setting up a production-grade AWS architecture. His EC2 instance holds critical data, so he places it inside a private subnet — completely isolated from the internet. But then…He needs to SSH into that instance…
Arjun had just landed his new role as a Cloud Security Engineer at a fintech startup. On Day 2, his manager dropped this on him: “Build a secure AWS network. No public exposure. We want a private EC2 that can…
Arjun, a new Cloud Security Engineer, just joined a fast-growing fintech startup. His job? To secure their AWS infrastructure. One morning, Arjun’s manager dropped a bomb. “We’re going live with our EC2-powered web app next week. Set up the VPC-level security.…
