PowerShell Get-ADUser Attribute Deep Dive: All Properties
Get-ADUser returns only 10 default attributes. This post explains the -Properties behavior, what every important attribute means, and how to build efficient attribute-targeted
Get-Date -Month "Month: June 2026"
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PowerShell StringBuilder Pattern for Large Text Generation
String concatenation with += in a loop is one of PowerShell’s worst performance patterns. StringBuilder eliminates the O(n squared) overhead for scripts generating large text
PowerShell TCP Port Scanner: Fast Multi-Host Port Checks
Before deploying firewall changes, verifying connectivity across your estate is essential. This parallel port scanner checks multiple hosts and ports simultaneously and exports
PowerShell JSON Config Files: Managing Script Settings Cleanly
Hardcoding server names and thresholds in scripts is an anti-pattern. JSON config files externalise settings, making scripts environment-agnostic and much easier to maintain.
PowerShell Active Directory Fine-Grained Password Policies
Fine-Grained Password Policies let you apply different password rules to different user groups in AD. This guide manages PSOs entirely through PowerShell with full audit reporting.
PowerShell Pipeline: Where-Object vs .Where() Method Performance
The .Where() method on collections is significantly faster than Where-Object for in-memory arrays. This post benchmarks both and shows when to switch for real performance gains.
PowerShell Invoke-Command Patterns for Fleet Management
Invoke-Command is the backbone of PowerShell fleet management. Parallel execution, session reuse, and error isolation patterns make it viable for managing hundreds of servers at
PowerShell Microsoft Graph: Audit MFA Status for All Users
Knowing which accounts lack MFA is a security baseline requirement. The Graph SDK’s authentication methods API returns registration details for every user in your tenant.
PowerShell NTFS Permission Audit: Find Broken Inheritance
Explicit ACEs and broken inheritance create permission sprawl that no one audits until an incident. This script scans a share, flags breaks, and exports a risk-ranked report.
PowerShell IIS Log Parser: Analyze Web Traffic Patterns
IIS logs contain a wealth of performance and security data. This script parses W3C format logs, aggregates top pages, slow responses, and 4xx/5xx error rates in minutes.
