📌 Windows Terminal Preview 1.7 Release
You can now set new terminal windows to launch in an already existing terminal instance.

More updates and details:
https://devblogs.microsoft.com/commandline/windows-terminal-preview-1-7-release/

💡PowerShell Team 2021 Investments

- PowerShell 7.2
- DSC for PowerShell 7
- Module Isolation
- Enhanced ANSI Support
- Improve native command experience
- Pluggable remoting transports
- Microsoft Update
- SecretManagement and SecretStore 1.0
- Crescendo 1.0
- PSReadLine 2.2
- PowerShellGet 3.0
- VSCode Extension
- Updateable help and PlatyPS 2.0
- OpenSSH 8.x

https://devblogs.microsoft.com/powershell/powershell-team-2021-investments/

🎬 PowerShell: Introduction to Classes with Kevin Marquette

https://www.youtube.com/watch?v=spd46Ba-P_A

💡 SecretManagement and SecretStore Release Candidate 2

- SecretInformation class now has a new Metadata property for the new secret metadata support.
- Set-Secret cmdlet now has a new optional -Metadata property to include additional non-sensitive data associated with a secret.

https://devblogs.microsoft.com/powershell/secretmanagement-and-secretstore-release-candidate-2

📚 Updated PowerShell Practice Primer Now Available

Jeff Hicks went through the book and revised some answers that take PowerShell 7 into account. Also added a bonus part devoted to PowerShell 7.x specific problems.

https://leanpub.com/psprimer
#ebook

🥇 PowerShell war games.

Fun and educational way to learn PowerShell.

https://underthewire.tech/wargames

📌 v7.1.3 Release of PowerShell

Engine Updates and Fixes:
- Remove the 32K character limit on the environment block for Start-Process
- Fix webcmdlets to properly construct URI from body when using -NoProxy

General Cmdlet Updates and Fixes
- Fix PromptForCredential() to add targetName as domain

Build and Packaging Improvements
- Bump .NET SDK to 5.0.4

📌 SANS 3-part series: PowerShell for Audit, Compliance and Security Automation and Visualization

In this session, we will cover the basics of using PowerShell for common infosec, compliance and audit tasks. We will make heavy use of demonstrations to explore the object-oriented nature of the shell, important commands for getting help, and how to select, sort, filter and transform results from native Windows tools.

Part 1. The PowerShell Tools I Use for Audit and Compliance Measurement

Part 2. Using the VMWare PowerCLI modules to Measure VMWare Compliance

Part 3. Accessing Web APIs with PowerShell

🎬 Mythbusting PowerShell Security

https://www.youtube.com/watch?v=Qik4jX7DpPY

💡 v7.2.0-preview.4 Release of PowerShell

- Fix Get-Date -UFormat%G and %g behavior.
- Update engine noscript signature validation to match Get-AuthenticodeSignature logic.
- Avoid array allocations from GetDirectories and GetFiles
- Add UseOSCIndicator setting to enable progress indicator in terminal
- Re-enable VT mode on Windows after running command in ConsoleHost
- Fix Move-Item for FileSystemProvider to use copy-delete instead of move for DFS paths
- Fix PromptForCredential() to add targetName as domain
- Update Concise ErrorView to not show line information for errors from noscript module functions
- Remove the 32,767 character limit on the environment block for Start-Process
- Don't write possible secrets to verbose stream for web cmdlets
- Update .NET to version 6.0.100-preview.2.21155.3

📌Essential Interfaces: IDisposable

IDisposable interface, what it's for, and how to use types that implement it in PowerShell.

https://blog.iisreset.me/essential-interfaces-idisposable/

📘 PowerShell Variable Scope Guide: Using Scope in Scripts and Modules.

PowerShell scope protects variables and other artifacts by limiting where they can be read and modified. Scope levels protect items that should not be changed.

https://www.varonis.com/blog/powershell-variable-scope/?utm_source=dlvr.it&utm_medium=twitter

❗ Announcing PSArm preview

PSArm is an experimental PowerShell module that provides a domain-specific language (DSL) embedded in PowerShell for Azure Resource Manager (ARM) templates, allowing you to use PowerShell to build ARM templates.

https://devblogs.microsoft.com/powershell/announcing-the-preview-of-psarm/

📌 PowerShell File Checksum Integrity Verifier (PsFCIV) is now a separate package.

The module replaces and enhances discontinued Microsoft's File Checksum Integrity Verifier (FCIV) which is intended to monitor file share integrity.

https://www.pkisolutions.com/powershell-file-checksum-integrity-verifier-psfciv/

📘 Local PowerShell Module Repository, No Server Required

https://blog.devolutions.net/2021/03/local-powershell-module-repository-no-server-required

📦 SecretManagement and SecretStore are Generally Available

Two modules are now generally available on the PowerShell Gallery:
- Microsoft.PowerShell.SecretManagement
- Microsoft.PowerShell.SecretStore

https://devblogs.microsoft.com/powershell/secretmanagement-and-secretstore-are-generally-available/

Use PowerShell properly!

📦 A lightweight wrapper module for handling mutexes in PowerShell

The Mutex module is designed as a minimal wrapper around the .NET mutex functionality. It is designed to synchronize resource access across process boundaries within the same host.
Are plainly put, it is used to prevent access conflicts. For examples from writing to the same file.

https://github.com/friedrichweinmann/mutex

This is a valid PowerShell code that runs.
Do you know what "a" will be?