Added function to enable Elevated Access Toggle

REST/Invoke-AzElevatedAccessToggle.ps1

@@ -0,0 +1,23 @@
+Function Invoke-AzElevatedAccessToggle {
+
+    # Author: Karim El-Melhaoui(@KarimMelhaoui), O3 Cyber
+    # Description: PowerShell function for invoking Elevated Access Toggle
+    # https://learn.microsoft.com/en-us/azure/role-based-access-control/elevate-access-global-admin 
+    # https://microsoft.github.io/Azure-Threat-Research-Matrix/PrivilegeEscalation/AZT402/AZT402/
+
+    try {
+
+        $Token = Get-AzAccessToken
+        $Headers = @{Authorization = "Bearer $($Token.Token)" }
+        $ElevatedAccessToggle = Invoke-RestMethod -Method POST -Uri "https://management.azure.com/providers/Microsoft.Authorization/elevateAccess?api-version=2016-07-01" -Headers $Headers
+
+        $ElevatedAccessToggle
+        Write-Output "Granting current principal at User Access Administrator at  Root level."
+        
+    }
+    catch {
+        Write-Output "Something went wrong. : $_"
+        Write-Output "`nThis is likely because the principal is not Global Administrator."
+    }
+
+}