public/maester/defender/Test-MtMdeSubmitSamplesConsent.ps1

function Test-MtMdeSubmitSamplesConsent {
    <#
    .SYNOPSIS
        Checks if sample submission consent is configured to send safe samples automatically

    .DESCRIPTION
        Verify that sample submission consent is configured to send safe samples
        automatically. Restricted sample submission reduces threat intelligence
        and protection quality.
    .PARAMETER ComplianceLogic
        Determines how policy compliance is evaluated. 'AllPolicies' requires every assigned policy to be compliant; 'AnyPolicy' requires at least one. Default: 'AllPolicies'.

    .PARAMETER PolicyFiltering
        Determines which Defender Antivirus policies are evaluated. 'OnlyAssigned' (default) checks only assigned policies; 'IncludeUnassigned' includes unassigned policies; 'All' includes every policy.


    .PARAMETER ComplianceLogic
        Specify compliance logic: AllPolicies or AnyPolicy

    .PARAMETER PolicyFiltering
        Specify policy filtering: All, IncludeUnassigned, or OnlyAssigned

    .EXAMPLE
        Test-MtMdeSubmitSamplesConsent

        Returns true if all assigned Defender AV policies have sample submission consent configured to send safe samples automatically.

    .LINK
        https://maester.dev/docs/commands/Test-MtMdeSubmitSamplesConsent
    #>

    [CmdletBinding()]
    [OutputType([bool])]
    param(
        [ValidateSet('AllPolicies', 'AnyPolicy')]
        [string]$ComplianceLogic = 'AllPolicies',

        [ValidateSet('All', 'IncludeUnassigned', 'OnlyAssigned')]
        [string]$PolicyFiltering = 'OnlyAssigned'
    )

    Write-Verbose "Running Test-MtMdeSubmitSamplesConsent..."

    if (!(Test-MtConnection Graph)) {
        Add-MtTestResultDetail -SkippedBecause NotConnectedGraph
        return $null
    }

    $deviceCount = 0
    $policyConfig = $null
    try {
        $deviceCount = Get-MdeDeviceCount
        $policyConfig = Get-MdePolicyConfiguration -PolicyFiltering $PolicyFiltering
    } catch {
        Add-MtTestResultDetail -SkippedBecause Error -SkippedError $_
        return $null
    }

    if ($deviceCount -eq 0) {
        Add-MtTestResultDetail -SkippedBecause Custom -SkippedCustomReason "No MDE-managed Windows devices found"
        return $null
    }

    if ($policyConfig.TotalCount -eq 0) {
        Add-MtTestResultDetail -SkippedBecause Custom -SkippedCustomReason "No assigned Microsoft Defender Antivirus policies found"
        return $null
    }

    try {
        $compliance = Test-MdePolicyCompliance -PolicyConfiguration $policyConfig `
            -ComplianceLogic $ComplianceLogic `
            -SettingId "device_vendor_msft_policy_config_defender_submitsamplesconsent" `
            -ComplianceCheck "Enum" `
            -ValidValues @("_1", "_2")

        $testResult = $compliance.IsCompliant

        if ($testResult) {
            $testResultMarkdown = "Well done. Sample submission consent is correctly configured in all $($policyConfig.TotalCount) assigned Defender Antivirus policies."
        } else {
            $testResultMarkdown = "Sample submission consent is not properly configured in all policies."
            if ($compliance.NonCompliantPolicies.Count -gt 0) {
                $testResultMarkdown += "`n`nNon-compliant policies: $($compliance.NonCompliantPolicies -join ', ')"
            }
            if ($compliance.NotConfiguredPolicies.Count -gt 0) {
                $testResultMarkdown += "`n`nPolicies without this setting configured: $($compliance.NotConfiguredPolicies -join ', ')"
            }
        }
        Add-MtTestResultDetail -Result $testResultMarkdown

        return $testResult
    } catch {
        Add-MtTestResultDetail -SkippedBecause Error -SkippedError $_
        return $null
    }
}