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EC2 Checklist: 7 things to do after launching an instance

Launching an EC2 instance takes minutes. Keeping your virtual machines secure and maintaining your VMs is more work. In this blog post, I share seven things to do after launching a Linux, Windows, or macOS instance: Configure remote access with SSM Ses...

The AWS Security Journey (2021)

A lot has happened in the area of security at AWS over the years. By now, AWS has released an exhaustive range of security services and the role of the security officer has changed significantly. This article looks back and forecasts where the journey w...

How to Replicate Your Data with DynamoDB Global Tables

In my last post about Multi-Region AWS Architectures, I discussed how you could reduce end-user latency and increase availability by running your application in multiple regions. I compared AWS services that help you to run your application in various r...

Multi-Region AWS Architectures

Running an application in multiple availability zones (data centers) in a single region is a best practice when architecting on AWS. Interested in learning more about multi-AZ? Take a look at our previous post here. Depending on your availability or lat...

Choosing the best way to scale EC2 instances on demand

Migrating workloads into the cloud — and specifically to AWS — comes with many advantages. You can operate workloads in new ways. When you only pay for what you use and add capacity within minutes, the world of auto-scaling opens up. When your workload ...

Calculate AWS Costs in Detail

Calculating AWS costs upfront is a challenge. To get accurate numbers, you have to understand the pricing model of the used AWS services. A pricing model consists of one or many pricing dimensions. E.g., GBs stored, number of requests, etc. Keep in mind...

Getting Started with Free Templates for AWS CloudFormation

Writing CloudFormation templates from scratch is a lot of work. You will run into many issues along the way: the documentation is incomplete, magic values are required, unsupported combinations of attributes, etc. The feedback cycles are long. In the en...

Unboxing S3 Object Lambda

Amazon S3 Object Lambda offers a way to execute a Lambda function when someone wants to download a file (GetObject) from an S3 bucket. You can implement whatever logic you wish and return any data as the response via the WriteGetObjectResponse API. Keep...

How I use AWS Security Hub

AWS Security Hub provides a centralized and org-wide overview of how well you are doing in terms of security. Security Hub follows two strategies to collect the needed information: First, Security Hub runs checks based on security standards. Second, Sec...

AWS Architecture Pattern for Scheduled & Serverless Batch Processing

Scheduled batch jobs are the heart of many business processes implemented by enterprise applications. Reports are generated daily, databases are optimized over the weekend, and business logic is executed nightly. The importance of batch jobs satisfies a...