Harish KM

Understanding EC2 Instance Types

EC2 instance types in AWS have fancy names like m5dn.4xlarge! Have you ever wondered what all those characters in the name stand

Understanding EC2 Pricing Models

On-demand, reserved instances, savings plans, spot instances, and dedicated hosts. With so many pricing options to choose from, how do you pick

Let Infrastructure Provisioners Create EC2 Instances Without Giving Away SSH Key Pair Access

Unless you’re a startup or a small business, it’s very likely that the people who create your AWS infrastructure are not the

A Simpler Way to Manage Lambda Layers with NPM Dependencies

Here at QloudX, we do a lot of Node.js development. And given our obsession with serverless, a lot of that Node.js code

Automate EC2 Replacement at Scale with AWS CLI

Consider a scenario: You have hundreds of EC2 instances which need to be upgraded. Although routine patches & updates can be automated

Enforce Resource Tagging in AWS Using IAM Policy Conditions

Tags are very important in a shared cloud environment. They serve many purposes. They let us attribute costs to the right departments.

Monitor & Alert for Failed Authentication Attempts to Your AWS Account

We live in the information age. In a world where knowledge is power, your data is the most precious commodity. This makes

Recognize Faces in Live Streaming Video using Amazon Kinesis & Rekognition

Amazon Rekognition is an AWS service for image & video analysis. It can identify objects, people, text, scenes, & activities. It also

How to Split TypeScript-Based Lambda Functions into Lambda Layers

Layers in Lambda are a way to share common code & dependencies across Lambda functions. Before layers were introduced you had to

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