Jason Klein

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Viscosity VPN set a static hostname on macOS 11.1 (Big Sur)

jrkleinDecember 21, 2020December 21, 2020

Each time I use the Viscosity VPN client on macOS 11.1 (Big Sur) to establish an OpenVPN connection, the hostname displayed in new macOS terminal session would change from my computer name (e.g. “user@trogdor“) to the reverse lookup hostname of my VPN IP address (e.g. “user@ip-10-2-3-4”). Suppose I always wanted my hostname to be “trogdor“. […]

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State of U2F in December 2020

jrkleinDecember 20, 2020December 20, 2020

NOTE: This is an updated version of my original article: “State of U2F in May 2019” (18 months ago) I am attempting to register physical USB keys with various online accounts in an attempt to improve my online security. I purchased multiple YubiKey keys (YubiKey 5C and YubiKey 5C Nano) with the intent to register […]

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AWS CodeBuild Failed due to Docker pull rate limit. Solution: Update buildspec.yml file.

jrkleinNovember 4, 2020November 4, 2020

At Logic Forte, our CI/CD pipelines typically use AWS CodeBuild to pull Git repositories and build/test/deploy Docker images. Our typical build will pull a public image from Docker Hub, build a custom image, and then save our custom image to a private repo on ECR for testing/deployment. Docker has been notifying users that they would […]

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AWS Lambda Function that Automatically Updates Security Groups using AWS ip-ranges.json file

jrkleinSeptember 17, 2020September 17, 2020

We heavily restrict outbound traffic for all of our EC2 instances. This is straightforward most of the time, but can be frustrating when you want to allow access to AWS services. AWS offers VPC endpoints for some services, such as S3, that allow us to make the AWS service available in our VPC without having to allow […]

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Pairing VeraPlus with Jasco GE ZWave Smart Light Dimmer 14294 and Smart Fan Control 14287

jrkleinFebruary 10, 2020February 10, 2020

I recently purchase several Jasco/GE Enbrighten Z-Wave Smart Switches for use with my VeraPlus Z-Wave Controller. I could NOT get the new smart switches to pair with the controller. I describe two separate techniques I successfully used to pair these switches with VeraPlus. Here are the specific products I am using. These are NOT referral […]

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Recent Posts

  • Viscosity VPN set a static hostname on macOS 11.1 (Big Sur)
  • State of U2F in December 2020
  • AWS CodeBuild Failed due to Docker pull rate limit. Solution: Update buildspec.yml file.
  • AWS Lambda Function that Automatically Updates Security Groups using AWS ip-ranges.json file
  • Pairing VeraPlus with Jasco GE ZWave Smart Light Dimmer 14294 and Smart Fan Control 14287
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