added Remove-SymantecSC2Entries.ps1

Remove-SymantecSC2Entries.ps1

@@ -0,0 +1,48 @@
+<#
+    .SYNOPSIS
+        Removes entries left over in Security Center 2 after Symantec antivirus products are uninstalled.
+
+    .DESCRIPTION
+        Removes entries left over in Security Center 2 after Symantec antivirus products are uninstalled.
+
+        This script only works on the desktop edition of PowerShell for Microsoft Windows.
+
+    .NOTES
+        Author    : Dan Thompson
+        Copyright : 2021 Case Western Reserve University
+        Version   : 1.0.0
+#>
+
+#Requires -PSEdition Desktop
+#Requires -Version 5.1
+#Requires -RunAsAdministrator
+
+[CmdletBinding(SupportsShouldProcess)]
+
+param()
+
+begin {
+    $GetWmiParams = @{
+        Class = 'AntiVirusProduct'
+        Namespace = 'root\SecurityCenter2'
+        Filter = 'displayName LIKE "Symantec%" OR displayName LIKE "Norton%"'
+    }
+
+    $RemoveWmiParams = @{
+        Debug = $DebugPreference
+        Verbose = $VerbosePreference
+        WhatIf = $WhatIfPreference
+    }
+}
+
+process {
+    $Entries = Get-WmiObject @GetWmiParams
+    $NumberOfEntries = ($Entries | Measure-Object).Count
+
+    if ($NumberOfEntries -gt 0) {
+        Write-Verbose -Message "Found $NumberOfEntries entries. Attempting to remove ..."
+        $Entries | Remove-WmiObject @RemoveWmiParams
+    } else {
+        Write-Warning -Message 'No entries found! Nothing to do.'
+    }
+}