Defenders - caller based EC2 security with CDK

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Defenders: Caller based EC2 security The risk with security credentials is that they get exposed an are being used elsewhere. What if we could prevent that the are being used elsewhere. The idea from the article of William Bengston from netflix was: Dynamically locking credentials to the environment. This implementation of this idea is much more simple with the cdk. So, let’s defend ourselves! Our story here is the battle of the defenders ™.
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Defenders: Caller based EC2 security The risk with security credentials is that they get exposed an are being used elsewhere. What if we could prevent that the are being used elsewhere. The idea from the article of William Bengston from netflix was: Dynamically locking credentials to the environment. This implementation of this idea is much more simple with the cdk. So, let’s defend ourselves! Our story here is the battle of the defenders ™.
Read more →

Target Mode with Serial Devices

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Target Mode with Serial Devices

Usually, you will work with SSH or WinRM to connect to remote nodes and configure them. Those standard protocols bring along all the perks of a modern network connection: Encryption, Authentication, File transfers, etc

But what if you have a device without network connectivity?

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Target Mode with Serial Devices

Usually, you will work with SSH or WinRM to connect to remote nodes and configure them. Those standard protocols bring along all the perks of a modern network connection: Encryption, Authentication, File transfers, etc

But what if you have a device without network connectivity?

Read more →

Ruby Layers with Serverless

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Ruby Layers with Serverless

After showing how easy it is to write AWS Lambda functions in Ruby, we will work on a way to build Layers with external dependencies or shared data in this post.

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Ruby Layers with Serverless

After showing how easy it is to write AWS Lambda functions in Ruby, we will work on a way to build Layers with external dependencies or shared data in this post.

Read more →

The kitchen-vcenter Driver

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The kitchen-vcenter Driver

While many companies already rely on some Cloud for all of their IT systems, bigger enterprise customers often have own data centers which consist of thousands of virtual machines. Under these circumstances, it is often not desirable to only test Chef cookbooks on AWS or Azure, but doing this in the real environment is a better idea. The kitchen-vcenter driver allows you to harness the power of your own IT systems.

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The kitchen-vcenter Driver

While many companies already rely on some Cloud for all of their IT systems, bigger enterprise customers often have own data centers which consist of thousands of virtual machines. Under these circumstances, it is often not desirable to only test Chef cookbooks on AWS or Azure, but doing this in the real environment is a better idea. The kitchen-vcenter driver allows you to harness the power of your own IT systems.

Read more →

Ruby Lambdas with Serverless

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Ruby Lambdas with Serverless

Support for Ruby was added on AWS Lambda end of November 2018, with support via the Serverless Framework landing on the same day.

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Ruby Lambdas with Serverless

Support for Ruby was added on AWS Lambda end of November 2018, with support via the Serverless Framework landing on the same day.

Read more →