Jay Tillu

Articles: 22
Comments: 7

Private EC2 Network on AWS with NAT and Secured SSH Access

AWS Security

7 Proven Steps to Secure Private EC2 in AWS VPC

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…

Jay Tillu
July 22, 2025

AWS Security

Mastering AWS Security Groups vs NACLs the Right Way

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.…

Jay Tillu
July 22, 2025