The latest articles on DEV Community by Julan Kavindu Rathnayaka (@julan-k). https://dev.to/julan-k https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F4170186%2Fda64be16-2959-4a1c-8fe6-75122445713f.jpeg https://dev.to/julan-k en Julan Kavindu Rathnayaka Thu, 08 Oct 2026 05:00:28 +0000 https://dev.to/julan-k/bridging-enterprise-networks-to-the-cloud-launching-my-first-aws-ec2-infrastructure-1jna https://dev.to/julan-k/bridging-enterprise-networks-to-the-cloud-launching-my-first-aws-ec2-infrastructure-1jna <p><strong>Introduction</strong></p> <p>As an IT Support &amp; Infrastructure Specialist pursuing NVQ Level 6 in Network Security, my goal is to bridge traditional enterprise routing/switching with modern AWS Cloud Infrastructure. Today, I launched my first AWS EC2 instance to examine cloud security groups and remote access control.</p> <p><strong>Key Steps Taken:</strong></p> <ol> <li><p>Set up an AWS Free Tier Management Console.</p></li> <li><p>Provisioned an Ubuntu Linux server on EC2.</p></li> <li><p>Configured Security Group rules restricting inbound traffic to SSH (Port 22).</p></li> <li><p>Connected via SSH using generated RSA Key Pairs.</p></li> </ol> <p><strong>Looking Ahead:</strong></p> <p>Next, I will be setting up a custom AWS VPC (Virtual Private Cloud) with public and private subnets to mirror enterprise dual-homed networks. Stay tuned for the architecture breakdown!</p> aws cloud security networking