Learn PowerShell!
Source: YouTube · John Hammond · published Feb 20, 2026 · 57:02
This JHT live stream features Microsoft MVP Andrew Plaw delivering an accessible introduction to PowerShell fundamentals, demonstrating how its object-oriented pipeline and REST API capabilities make it a powerful tool for cybersecurity professionals 14:57.
Key Takeaways:
• PowerShell uses intuitive "verb-noun" naming conventions (e.g., Get-Command, Get-Process), making commands readable and discoverable without memorization 19:12
• The Get-Command cmdlet with wildcards lets you explore available commands on any machine—critical since different environments may have different tools available 21:00
• PowerShell's object-oriented pipeline passes structured data (not just text) between commands, enabling powerful filtering, sorting, and selecting with commands like Where-Object and Select-Object 23:00
• For external tools outputting JSON, ConvertFrom-JSON transforms text into PowerShell objects, while Invoke-RestMethod handles REST APIs automatically 39:24
• "Splatting" uses hashtables to pass parameters cleanly, improving readability and enabling dynamic parameter construction in scripts 45:12
Andrew emphasizes that beginners shouldn't be discouraged by errors or complex syntax—start simple, use the examples in Get-Help, and build tools incrementally 54:42.
Sources:
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