PowerShell Commands for System Protection: The Ultimate Instructor Guide
If you’re looking to strengthen system security, audit activity, or teach others how to safeguard Windows environments, PowerShell is one of the most powerful tools at your disposal. This PowerShell + System Protection Instructor Guide—inspired by the reference available on Amazon—dives deep into essential and lesser‑known commands that every security‑minded professional should master.
https://www.amazon.com/dp/B0D2B2DBD2/
If you’re looking to strengthen system security, audit activity, or teach others how to safeguard Windows environments, PowerShell is one of the most powerful tools at your disposal. This PowerShell + System Protection Instructor Guide—inspired by the reference available on Amazon—dives deep into essential and lesser‑known commands that every security‑minded professional should master.
https://www.amazon.com/dp/B0D2B2DBD2/
Whether you’re an educator, IT administrator, cybersecurity student, or simply someone who wants tighter control over their system, this guide provides practical, real‑world commands you can demonstrate and apply immediately. Each section breaks down what the command does, key parameters, and why it matters for system protection.
Below is a structured overview of the topics included in the full instructor guide. Each category focuses on commands that enhance visibility, strengthen security posture, and support proactive system monitoring.
1. How to Use and Run PowerShell Commands
A beginner‑friendly walkthrough on launching PowerShell, running commands safely, and understanding execution policies.
2. System Protection Command Examples
Hands‑on examples that demonstrate how PowerShell can reveal system vulnerabilities, misconfigurations, and security gaps.
Accounts & Credentials
Learn how to audit local accounts, privileges, and group memberships.
Learn how to audit local accounts, privileges, and group memberships.
Get-LocalUser
Key parameters and why it’s essential for identifying unused or suspicious accounts.
Key parameters and why it’s essential for identifying unused or suspicious accounts.
Get-LocalGroupMember
Understand group membership to detect privilege escalation risks.
Understand group membership to detect privilege escalation risks.
whoami /priv
Quickly view active privileges to assess security exposure.
Quickly view active privileges to assess security exposure.
Auditing & Event Logs
Commands that help you investigate system activity, errors, and potential threats.
Commands that help you investigate system activity, errors, and potential threats.
$PSVersionTable
Check PowerShell version and security capabilities.
Check PowerShell version and security capabilities.
Get-Acl
Review file and folder permissions for misconfigurations.
Review file and folder permissions for misconfigurations.
Get-CimInstance
Retrieve detailed system information for auditing.
Retrieve detailed system information for auditing.
Get-ComputerInfo
Comprehensive system overview for baseline assessments.
Comprehensive system overview for baseline assessments.
Get-EventLog (System Errors)
Quickly pull the latest system errors for troubleshooting.
Quickly pull the latest system errors for troubleshooting.
Get-WinEvent
Advanced event log filtering for security investigations.
Advanced event log filtering for security investigations.
Get-WmiObject Win32_Product
Audit installed software and detect unauthorized applications.
Audit installed software and detect unauthorized applications.
wevtutil el
List all event logs available on the system.
List all event logs available on the system.
Network & Firewall
Monitor network activity, firewall rules, and potential intrusions.
Monitor network activity, firewall rules, and potential intrusions.
arp -a
Identify connected devices and detect anomalies.
Identify connected devices and detect anomalies.
Get-NetAdapter
Review network adapter status and configuration.
Review network adapter status and configuration.
Get-NetFirewallRule
Audit firewall rules for security gaps.
Audit firewall rules for security gaps.
Get-NetTCPConnection
View active network connections and potential threats.
View active network connections and potential threats.
route print
Analyze routing tables for suspicious entries.
Analyze routing tables for suspicious entries.
Test-NetConnection
Diagnose connectivity and port availability.
Diagnose connectivity and port availability.
Security & Execution Policies
Understand and manage PowerShell’s security boundaries.
Understand and manage PowerShell’s security boundaries.
Get-ExecutionPolicy / -List
Review execution policies to prevent unauthorized scripts.
Review execution policies to prevent unauthorized scripts.
Get-TlsCipherSuite
Audit TLS cipher suites for compliance and security.
Audit TLS cipher suites for compliance and security.
System Integrity
Commands that help verify system health, running processes, and driver integrity.
Commands that help verify system health, running processes, and driver integrity.
Get-Process
Identify suspicious or resource‑heavy processes.
Identify suspicious or resource‑heavy processes.
Get-Service
Audit running and stopped services.
Audit running and stopped services.
Get-WmiObject Win32_SystemDriver
Review system drivers for potential vulnerabilities.
Review system drivers for potential vulnerabilities.
sigverif
Verify digital signatures of system files.
Verify digital signatures of system files.
tasklist /m /v
Detailed process and module visibility for threat hunting.
Detailed process and module visibility for threat hunting.
Windows Defender & Malware Protection
Strengthen endpoint protection and verify security configurations.
Strengthen endpoint protection and verify security configurations.
Get-Item
Inspect file metadata and attributes.
Inspect file metadata and attributes.
Get-MpComputerStatus
Check Defender’s real‑time protection status.
Check Defender’s real‑time protection status.
Get-MpPreference
Review Defender configuration and exclusions.
Review Defender configuration and exclusions.
Get-HotFix
Audit installed updates and patch status.
Audit installed updates and patch status.
Get-ProcessMitigation
Review exploit mitigation settings.
Review exploit mitigation settings.
Why This Guide Matters
PowerShell is more than a scripting tool—it’s a security powerhouse. By mastering these commands, instructors and learners gain the ability to:
PowerShell is more than a scripting tool—it’s a security powerhouse. By mastering these commands, instructors and learners gain the ability to:
- Detect unauthorized changes
- Audit system configurations
- Strengthen endpoint security
- Investigate suspicious activity
- Build a proactive defense strategy
