tests/Test-IdentifyExternalEmail.ps1
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function Test-IdentifyExternalEmail { [CmdletBinding()] [OutputType([CISAuditResult])] param ( # Aligned # Parameters can be defined here if needed ) begin { # Dot source the class script if necessary #. .\source\Classes\CISAuditResult.ps1 # Initialization code, if needed $recnum = "6.2.3" # Conditions for 6.2.3 (L1) Ensure email from external senders is identified # # Validate test for a pass: # - Confirm that the automated test results align with the manual audit steps outlined in the CIS benchmark. # - Specific conditions to check: # - Condition A: External tagging is enabled using PowerShell for all identities. # - Condition B: The BypassAllowList only contains email addresses the organization has permitted to bypass external tagging. # - Condition C: External sender tag appears in email messages received from external sources. # # Validate test for a fail: # - Confirm that the failure conditions in the automated test are consistent with the manual audit results. # - Specific conditions to check: # - Condition A: External tagging is not enabled using PowerShell for all identities. # - Condition B: The BypassAllowList contains unauthorized email addresses. # - Condition C: External sender tag does not appear in email messages received from external sources. } process { try { # 6.2.3 (L1) Ensure email from external senders is identified # Retrieve external sender tagging configuration $externalInOutlook = Get-ExternalInOutlook $externalTaggingEnabled = ($externalInOutlook | ForEach-Object { $_.Enabled }) -contains $true # Prepare failure reasons and details based on compliance $failureReasons = if (-not $externalTaggingEnabled) { # Condition A: External tagging is not enabled using PowerShell for all identities. "External sender tagging is disabled" } else { "N/A" } # Details for external tagging configuration $details = "Enabled: $($externalTaggingEnabled); AllowList: $($externalInOutlook.AllowList)" # Create and populate the CISAuditResult object $params = @{ Rec = $recnum Result = $externalTaggingEnabled Status = if ($externalTaggingEnabled) { "Pass" } else { "Fail" } Details = $details FailureReason = $failureReasons } $auditResult = Initialize-CISAuditResult @params } catch { Write-Error "An error occurred during the test: $_" # Retrieve the description from the test definitions $testDefinition = $script:TestDefinitionsObject | Where-Object { $_.Rec -eq $recnum } $description = if ($testDefinition) { $testDefinition.RecDescription } else { "Description not found" } $script:FailedTests.Add([PSCustomObject]@{ Rec = $recnum; Description = $description; Error = $_ }) # Call Initialize-CISAuditResult with error parameters $auditResult = Initialize-CISAuditResult -Rec $recnum -Failure } } end { # Return the audit result return $auditResult } } |