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PowerShell (POSH) is a a task automation command-line shell and scripting language created by Microsoft. It became part of the FOSS community in 2016 and is now available across Windows, Linux, and macOS

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Install PowerShell – Instructions for Windows, Linux, and macOS
PowerShell Galley Your one-stop shop community and Microsoft modules.
PowerShell Repository – View the PowerShell source code, report issues, or contribute to the project yourself.
PowerShell Community Call – Hear from and talk directly to the product team on the 3rd Thursday of every month
PowerShell in Visual Studio Code – It’s time to say goodbye to ISE

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PowerShell Weekly for January 31, 2025 (self.powershell)

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Announcements!

PowerShell v7.5.0
The official v7.5 is out now!

Blogs, Articles, and Posts

Build a Scalable PowerShell Pester Testing Framework
Learn how to create a maintainable and organized Pester testing framework for PowerShell that scales with your needs. Perfect for large test suites.
If Maester couldn’t get any better…Custom Test Collection now available
The time has finally come. I have created a public repository to store custom Maester tests for everyone. As well as a website for deeper understanding where needed.
Identifying Privileged Applications and Their Secret Passwords
Securing applications in an Entra tenant is crucial, especially after recent attacks like Midnight Blizzard. This article reviews how to use PowerShell to help identify privileged applications, their permissions, as well as client Secrets.
Practical Graph: Finding and Removing Underused Microsoft 365 Copilot Licenses from User Accounts
Microsoft 365 Copilot licensing costs a lot of money. At $360 annually, it's important to make sure that everyone with a license makes full use of Copilot to become more productive and efficient. Usage data is available in the Graph, and some PowerShell can reveal who's using Copilot and who's not. With that data, you can decide whether to remove licenses for reassignment to other users.
Exploring PowerShell Reflective Loading in Lumma Stealer
One of the most common techniques I’ve seen used by threat actors to deliver Lumma Stealer payloads to victims is Reflective Loading, leveraging the .NET library. Reflective Loading is a technique…
10 Master PowerShell Troubleshooting Commands: Simplify System Diagnostics
Discover 10 essential PowerShell troubleshooting commands. Learn what each command does, how to use them effectively for system diagnostics.

Projects, Scripts, and Modules

Get-MacInfo
This is a powershell module for PS on macOS that, as much as possible, replicates "Get-ComputerInfo".

Community

Streamlining PowerShell Package Management with Fred Weinmann
In this episode of the #PowerShell Podcast, we continue our deep dive with Fred Weinmann, a Microsoftie and PowerShell legend, as he shares more insights and tools that redefine productivity for PowerShell enthusiasts. Picking up where we left off in the last episode, Fred takes us through his journey of mastering PowerShell, collaborating with the community, and optimizing workflows with powerful custom modules.
Inside IT Automation | E19
Jakub Jares talks about PowerShell testing with Pester and more

Events

PowerShell + DevOps Global Summit 2025
April 7-10, 2025 Bellevue, WA

Check out psweekly.dowst.dev for all past editions as well as a searchable archive.

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