March 2016

AWS Monthly Review - March 2016

AWS is innovating fast. This is a summary of what happened during past month. Announcements and News Happy Birthday AWS, 10 years of Cloud Computing. (AWS Blog Post) Referencing Security Groups in peered VPCs is possible even if the VPCs belong to different accounts. (Official Announcement) Long EC2 instance and reservation IDs are default for new accounts in US East (Northern Virginia), US West (Oregon), US West (Northern California), EU (Ireland), and EU (Frankfurt). (Official Announcement) t2.nano ava...

Security Templates for AWS CloudFormation

This page has moved to GitHub:

Introducing the Object Store: S3

Introducing the Object Store: S3

Back in the old days, data was managed as files in a hierarchy consisting of folders and files. The file was the representation of the data. In an object store, data is stored as objects. Each object consists of a globally unique identifier, some metada...

Optional Parameter in CloudFormation

Sometimes you want a CloudFormation Parameter to be optional. Unfortunately a blank Parameter contains an empty string. If you pass this empty string to e.g. the KeyName Property of an EC2 Instance or Launch Configuration you end up with a validation error. Imagine the following CloudFormation template: { "AWSTemplateFormatVersion": "2010-09-09", "Description": "Optional Parameters in CloudFormation: Problem", "Parameters": { "KeyName": { "Description": "Provides the name of the...

Avoid Sharing Key Pairs for EC2

Avoid Sharing Key Pairs for EC2

Lock and key devices are used by mankind for more than 6.000 years. Whether mechanical, electrical or digital, the concept stays the same: a key is needed to access resources behind a lock. Technology has made incredible progress since then. But one pro...

AWS Weekly 2016-08

The official AWS Week in Review gets longer and longer. This is a shortened version containing the most important news. Reference Security Groups in a peered VPC CloudWatch Events are Now Available in the eu-central-1 AWS CLI, AWS SDKs (JavaScript, Go, Ruby, Java) updated


Are you part of a highly motivated DevOps team? Use marbot, a friendly chatbot, to forward all kinds of alerts from your AWS infrastructure to Slack. Alerts are escalated across your team automatically allowing you to focus on your daily work.

Amazon Web Services in Action (Second Edition)

Amazon Web Services in Action (Second Edition) introduces you to computing, storing, and networking in the AWS cloud.