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CloudFormation vs Engineers: How to protect your CloudFormation managed AWS account from human intervention

To eliminate human error as much as possible I advised you to follow the idea of Infrastructure as Code implemented by AWS CloudFormation. Changes to your infrastructure like launching a new virtual server or making changes to a firewall configuration a...

5 announcements I missed at re:Invent

This year’s re:Invent is over. 19,000 attendees are traveling back home. AWS announced tons of new features and services. We summarized the keynotes from day 1 and day 2 at re:Invent 2015 in Las Vegas. My wishlist still contains many items Replacement ...

Day 2 at the AWS re:Invent – what we learned

Every year AWS runs a big conference with 19,000 attendees in Las Vegas to announce new services and to educate people in more than 270 sessions about how to use AWS. As usual there was a keynote on Wednesday focusing on enterprise topics and a second k...

Understanding Infrastructure as Code

Infrastructure as Code describes the idea of using a high level programming language to control IT systems. In software development, tools like automated tests, code repositories and build servers are increasing quality of software engineering. If your ...

Day 1 at the AWS re:Invent – what we learned

Every year AWS runs a big conference with 19,000 attendees in Las Vegas to announce new services and to educate people in more than 270 sessions about how to use AWS. Although the conference started on Monday, the first Keynote was on Wednesday. And as ...

Amazon Web Services in Action is available

Michael and I have written a book about Amazon Web Services. Our goal was to provide you a deep introduction to AWS with a lot of examples. We have started writing our book in January 2015. And with a lot of support from Manning, our reviewers, and MEAP...

Prevent outages with redundant EC2 instances

Unfortunately, EC2 instances aren’t fault-tolerant. Under your virtual server is a host system. These are a few reasons your virtual server might suffer from a crash caused by the host system: If the host hardware fails, it can no longer host the virtu...

Building blocks for highly available systems

Thanks to the cloud, highly available systems are becoming the new standard. Creating an architecture offering high availability or even fault tolerance is affordable nowadays as you can use ready-to-use building blocks. On top of that, you can operate ...

Monitor your AWS account to detect suspicious behavior in real time

You can track every change made to your AWS account with CloudTrail. Did you know that you can also monitor your AWS account in near real time with custom rules specific to your use case? By combining CloudTrail, S3, SNS, and Lambda, you can run a piece...

Your single AWS account is a serious risk

Your AWS account is one of the most valuable things you own if you run a business on AWS. If you only own a single AWS account, you’re facing a serious security risk! The post will show you why this a problem and how you can solve it. This post receive...