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OpenVPN: how secure virtual private networks really work
Because OpenVPN devices are fully managed by the kernel, data transfers are invisible to the network, enhancing security and cross-platform compati...
OpenVPN: Connecting VPCs Between Regions
Using OpenVPN free to secure communications between distributed resources. As you know, multiple AWS instances living within a single VPC can comm...
Connecting AWS VPC Resources Using CipherGraph Cloud VPN – Part 2
In my last blog post, we discussed the advantages of using the CipherGraph Cloud VPN solution to connect the Amazon VPC environment from office LAN...
Connecting AWS VPC Resources Using CipherGraph Cloud VPN – Part 1
Since Amazon AWS has made the EC2-VPC as the default platform for using the AWS Computing resources, Amazon VPC will give great control over the AW...
Popular Articles
Disadvantages of Cloud Computing
If you want to deliver digital services of any kind, you’ll need to estimate all types of resources, not the least of which are CPU, memory, storage, and network connectivity. Which resources you choose for your delivery — cloud-based or local — is up to you. But you’ll definitely want...
The 11 AWS Certifications: Which is Right for You and Your Team?
As companies increasingly shift workloads to the public cloud, cloud computing has moved from a nice-to-have to a core competency in the enterprise. This shift requires a new set of skills to design, deploy, and manage applications in cloud computing. As the market leader and most ma...
AWS Certification Practice Exam: What to Expect from Test Questions
If you’re building applications on the AWS cloud or looking to get started in cloud computing, certification is a way to build deep knowledge in key services unique to the AWS platform. AWS currently offers 11 certifications that cover major cloud roles including Solutions Architect, De...
Microservices Architecture: Advantages and Drawbacks
Microservices are a way of breaking large software projects into loosely coupled modules, which communicate with each other through simple Application Programming Interfaces (APIs). Microservices have become increasingly popular over the past few years. The modular architectural style,...
S3 FTP: Build a Reliable and Inexpensive FTP Server Using Amazon’s S3
Is it possible to create an S3 FTP file backup/transfer solution, minimizing associated file storage and capacity planning administration headache? FTP (File Transfer Protocol) is a fast and convenient way to transfer large files over the Internet. You might, at some point, have config...
How to Use & Install the AWS CLI
What is the AWS CLI? | The AWS Command Line Interface (CLI) is for managing your AWS services from a terminal session on your own client, allowing you to control and configure multiple AWS services and implement a level of automation. If you’ve been using AWS for some time and feel...
AWS Certified Solutions Architect Associate: A Study Guide
The AWS Solutions Architect - Associate Certification (or Sol Arch Associate for short) offers some clear benefits: Increases marketability to employers Provides solid credentials in a growing industry (with projected growth of as much as 70 percent in five years) Market anal...
What Exactly Is a Cloud Architect and How Do You Become One?
One of the buzzwords surrounding the cloud that I'm sure you've heard is "Cloud Architect." In this article, I will outline my understanding of what a cloud architect does and I'll analyze the skills and certifications necessary to become one. I will also list some of the types of jobs ...
How DNS Works – the Domain Name System (Part One)
Before migrating domains to Amazon's Route53, we should first make sure we properly understand how DNS works While we'll get to AWS's Route53 Domain Name System (DNS) service in the second part of this series, I thought it would be helpful to first make sure that we properly understand...
Prerequisites to Learn Cloud Computing – Introduction
Learn Cloud Computing: Basic Requirements Introduction What are the prerequisites and requirements to start learning Cloud Computing? This is the first article in a series to introduce our members to the Prerequisites to learning Cloud Computing. This was a question I got a thousan...
AWS AMI Virtualization Types: HVM vs PV (Paravirtual VS Hardware VM)
Amazon Machine Images (AWS AMI) offers two types of virtualization: Paravirtual (PV) and Hardware Virtual Machine (HVM). Each solution offers its own advantages. When we’re using AWS, it’s easy for someone — almost without thinking — to choose which AMI flavor seems best when spinning...
What is Cloud Foundry? Key Benefits and a Real Use Case
Unlike most other cloud computing platform services — which are tied to particular cloud providers — Cloud Foundry is available as a stand-alone software package. If desired, you can deploy it on AWS, but you can also host it yourself on your own OpenStack server, or through HP Helion o...