Exploring PowerShell For Active Directory, Entra ID, Defender XDR, And Microsoft 365

PowerShell is an essential tool for managing and automating tasks in Active Directory, Entra ID, Defender XDR, and Microsoft 365. Below are some practical commands and scripts to help you get started or enhance your skills in these areas.

You Should Know:

1. Active Directory Management:

Get-ADUser: Retrieve user information from Active Directory.
```
Get-ADUser -Identity username -Properties *
```

New-ADUser: Create a new user in Active Directory.

New-ADUser -Name "John Doe" -SamAccountName "jdoe" -UserPrincipalName "[email protected]" -AccountPassword (ConvertTo-SecureString "P@ssw0rd" -AsPlainText -Force) -Enabled $true

Set-ADUser: Modify user attributes.

Set-ADUser -Identity jdoe -Department "IT"

2. Entra ID (Azure AD) Management:

Connect-AzureAD: Connect to Azure AD.
```
Connect-AzureAD
```
Get-AzureADUser: Retrieve Azure AD user information.
```
Get-AzureADUser -ObjectId "[email protected]"
```

New-AzureADUser: Create a new user in Azure AD.

New-AzureADUser -DisplayName "Jane Doe" -UserPrincipalName "[email protected]" -PasswordProfile $passwordProfile -AccountEnabled $true

3. Defender XDR:

Get-MpThreatDetection: Get detected threats.
```
Get-MpThreatDetection
```
Start-MpScan: Initiate a scan.
```
Start-MpScan -ScanType QuickScan
```
Update-MpSignature: Update Defender signatures.
```
Update-MpSignature
```

4. Microsoft 365 Management:

Connect-ExchangeOnline: Connect to Exchange Online.

Connect-ExchangeOnline -UserPrincipalName "[email protected]"

Get-Mailbox: Retrieve mailbox information.

Get-Mailbox -Identity "[email protected]"

Set-Mailbox: Modify mailbox settings.

Set-Mailbox -Identity "[email protected]" -ProhibitSendQuota 50GB

What Undercode Say:

PowerShell is a powerful tool for managing and automating tasks across various Microsoft services. By mastering these commands, you can significantly enhance your productivity and efficiency in managing Active Directory, Entra ID, Defender XDR, and Microsoft 365. Always ensure you have the necessary permissions and understand the implications of the commands you run. For more advanced scripts and automation, consider exploring the official Microsoft documentation and community forums.