Eric Hallow

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Apache Cassandra Introduction

Mar 7, 202111 min read 14 views

How It Started Apache Cassandra is an open-source database developed by Facebook around 2008. It was developed to address the growing need for a database that could scale while maintaining no single point of failure. This helped power Facebook's inbo...

Review of the HashiCorp Terraform Associate exam

Jan 19, 20217 min read 589 views

Intro In this article, I will recap my experience with taking the HashiCorp Terraform Associate Certification. I will break down my prior experience, resources used, study tips, and more. I will discuss the importance of Infrastructure as Code (IaC) ...

AWS Web Identity Federation

Oct 26, 202011 min read 105 views

Introduction In this article, I will discuss the implementation of web identity federation to access an AWS S3 bucket. Web identity federation is the process of simplifying the authentication of users for the application. This allows users to log in ...

Create A Hybrid DNS

Oct 26, 20207 min read 91 views

Introduction I will demonstrate how to build a Hybrid DNS system between AWS and a customer on-premise environment. For this blog, I will explain how to configure the connection between the two environments. The base environments are given in the dem...

Build a Site-to-Site VPN from AWS to the Customer

Oct 20, 20208 min read 313 views

Introduction In this article, I will explain to you how I built a Site to Site VPN from an AWS Virtual Private Cloud (VPC) to an on-premise environment utilizing Border Gateway Protocol (BGP) to configure the routes. I will discuss the topics below: ...

Cloud Resume Challenge

Oct 8, 20207 min read 1.5K views

Finished Project If you want to skip ahead and see what the Resume looks like, check it out here: https://erichallow.com Introduction I came across this challenge after completing my Solutions Architect Associate Certification. In an effort to gai...

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