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Virtual Geek

Tales from real IT system administrators world and non-production environment

Blog posts September 2025

PowerCLI GUI: One Click Renew and Refresh VMware VMCA ESXi Certificate

This is second script article wrote on same topic 'How to Renew and Refresh an ESXi Certificate with a PowerCLI script'. In the earlier post I gave simple PowerCLI script, very easy to execute. In this article I have written the same script but added a Graphical User Interface for more easiness. Bel…

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How to Renew and Refresh an ESXi Certificate with a PowerCLI script

By renewing VMware ESXi server certificate through vCenter Server you can safeguards adherence to security best practices. You renew ESXi certificate to continue securing connection for your vSphere environment, avert trust issues with vCenter Server, and guarantee compatibility for upgrades, as exp…

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Terraform String Encoding and Decoding with PowerShell

This is another script I have written to encode and decode string for Terraform using PowerShell GUI. These scripts helps me in the live demonstrations and PowerPoint to client about infrastructure as a code. Once script is executed in PowerShell GUI, it looks like below, It helps to Base64 Encode g…

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Self-Signed Certificates Made Easy with PowerShell GUI

I was delivering few demos for Azure Application Gateway client side, I got information, there will be very limited Internet and only specific things will work in the given environment. In one of the demo I wanted to created few Self Signed SSL Certificates for Azure Application Gateway. In the de…

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