DSCResources/MSFT_AADConditionalAccessPolicy/MSFT_AADConditionalAccessPolicy.psm1
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function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter()] [System.String] $Id, [Parameter(Mandatory = $true)] [System.String] $DisplayName, [Parameter()] [System.String] [ValidateSet('disabled', 'enabled', 'enabledForReportingButNotEnforced')] $State, #ConditionalAccessApplicationCondition [Parameter()] [System.String[]] $IncludeApplications, [Parameter()] [System.String[]] $ExcludeApplications, [Parameter()] [System.String] $ApplicationsFilter, [Parameter()] [ValidateSet("include", "exclude")] [System.String] $ApplicationsFilterMode, [Parameter()] [System.String[]] $IncludeUserActions, #ConditionalAccessUserCondition [Parameter()] [System.String[]] $IncludeUsers, [Parameter()] [System.String[]] $ExcludeUsers, [Parameter()] [System.String[]] $IncludeGroups, [Parameter()] [System.String[]] $ExcludeGroups, [Parameter()] [System.String[]] $IncludeRoles, [Parameter()] [System.String[]] $ExcludeRoles, [Parameter()] [System.String[]] [validateSet('none', 'internalGuest', 'b2bCollaborationGuest', 'b2bCollaborationMember', 'b2bDirectConnectUser', 'otherExternalUser', 'serviceProvider', 'unknownFutureValue')] $IncludeGuestOrExternalUserTypes, [Parameter()] [System.String] [ValidateSet('all', 'enumerated', 'unknownFutureValue')] $IncludeExternalTenantsMembershipKind, [Parameter()] [System.String[]] $IncludeExternalTenantsMembers, [Parameter()] [System.String[]] [validateSet('none', 'internalGuest', 'b2bCollaborationGuest', 'b2bCollaborationMember', 'b2bDirectConnectUser', 'otherExternalUser', 'serviceProvider', 'unknownFutureValue')] $ExcludeGuestOrExternalUserTypes, [Parameter()] [System.String] [ValidateSet('all', 'enumerated', 'unknownFutureValue')] $ExcludeExternalTenantsMembershipKind, [Parameter()] [System.String[]] $ExcludeExternalTenantsMembers, #ConditionalAccessPlatformCondition [Parameter()] [System.String[]] $IncludePlatforms, [Parameter()] [System.String[]] $ExcludePlatforms, #ConditionalAccessLocationCondition [Parameter()] [System.String[]] $IncludeLocations, [Parameter()] [System.String[]] $ExcludeLocations, [Parameter()] [ValidateSet('include', 'exclude')] [System.String] $DeviceFilterMode, [Parameter()] [System.String] $DeviceFilterRule, #Further conditions [Parameter()] [System.String[]] $UserRiskLevels, [Parameter()] [System.String[]] $SignInRiskLevels, [Parameter()] [System.String[]] $ClientAppTypes, #ConditionalAccessGrantControls [Parameter()] [ValidateSet('AND', 'OR')] [System.String] $GrantControlOperator, [Parameter()] [System.String[]] $BuiltInControls, #ConditionalAccessSessionControls [Parameter()] [System.Boolean] $ApplicationEnforcedRestrictionsIsEnabled, [Parameter()] [System.Boolean] $CloudAppSecurityIsEnabled, [Parameter()] [System.String] $CloudAppSecurityType, [Parameter()] [System.Int32] $SignInFrequencyValue, [Parameter()] [ValidateSet('Days', 'Hours', '')] [System.String] $SignInFrequencyType, [Parameter()] [System.Boolean] $SignInFrequencyIsEnabled, [Parameter()] [ValidateSet('timeBased', 'everyTime', 'unknownFutureValue')] [System.String] $SignInFrequencyInterval, [Parameter()] [ValidateSet('Always', 'Never', '')] [System.String] $PersistentBrowserMode, [Parameter()] [System.Boolean] $PersistentBrowserIsEnabled, [Parameter()] [System.String] $TermsOfUse, [Parameter()] [System.String[]] $CustomAuthenticationFactors, [Parameter()] [System.String] $AuthenticationStrength, [Parameter()] [System.String[]] $AuthenticationContexts, #generic [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.Management.Automation.PSCredential] $ApplicationSecret, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity ) Write-Verbose -Message 'Getting configuration of AzureAD Conditional Access Policy' $ConnectionMode = New-M365DSCConnection -Workload 'MicrosoftGraph' ` -InboundParameters $PSBoundParameters #Ensure the proper dependencies are installed in the current environment. Confirm-M365DSCDependencies #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', '' $CommandName = $MyInvocation.MyCommand $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName ` -CommandName $CommandName ` -Parameters $PSBoundParameters Add-M365DSCTelemetryEvent -Data $data #endregion if ($PSBoundParameters.ContainsKey('Id')) { Write-Verbose -Message 'PolicyID was specified' try { $Policy = Get-MgBetaIdentityConditionalAccessPolicy -ConditionalAccessPolicyId $Id -ErrorAction Stop } catch { Write-Verbose -Message "Couldn't find existing policy by ID {$Id}" $Policy = Get-MgBetaIdentityConditionalAccessPolicy -Filter "DisplayName eq '$DisplayName'" if ($Policy.Length -gt 1) { throw "Duplicate CA Policies named $DisplayName exist in tenant" } } } else { Write-Verbose -Message 'Id was NOT specified' ## Can retreive multiple CA Policies since displayname is not unique $Policy = Get-MgBetaIdentityConditionalAccessPolicy -Filter "DisplayName eq '$DisplayName'" if ($Policy.Length -gt 1) { throw "Duplicate CA Policies named $DisplayName exist in tenant" } } if ([String]::IsNullOrEmpty($Policy.id)) { Write-Verbose -Message "No existing Policy with name {$DisplayName} were found" $currentValues = $PSBoundParameters $currentValues.Ensure = 'Absent' return $currentValues } Write-Verbose -Message 'Get-TargetResource: Found existing Conditional Access policy' $PolicyDisplayName = $Policy.DisplayName Write-Verbose -Message 'Get-TargetResource: Process IncludeUsers' #translate IncludeUser GUIDs to UPN, except id value is GuestsOrExternalUsers, None or All $IncludeUsers = @() if ($Policy.Conditions.Users.IncludeUsers) { foreach ($IncludeUserGUID in $Policy.Conditions.Users.IncludeUsers) { if ($IncludeUserGUID -notin 'GuestsOrExternalUsers', 'All', 'None') { $IncludeUser = $null try { $IncludeUser = (Get-MgUser -UserId $IncludeUserGUID -ErrorAction Stop).userprincipalname } catch { New-M365DSCLogEntry -Message 'Error retrieving data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } if ($IncludeUser) { $IncludeUsers += $IncludeUser } } else { $IncludeUsers += $IncludeUserGUID } } } Write-Verbose -Message 'Get-TargetResource: Process ExcludeUsers' #translate ExcludeUser GUIDs to UPN, except id value is GuestsOrExternalUsers, None or All $ExcludeUsers = @() if ($Policy.Conditions.Users.ExcludeUsers) { foreach ($ExcludeUserGUID in $Policy.Conditions.Users.ExcludeUsers) { if ($ExcludeUserGUID -notin 'GuestsOrExternalUsers', 'All', 'None') { $ExcludeUser = $null try { $ExcludeUser = (Get-MgUser -UserId $ExcludeUserGUID -ErrorAction Stop).userprincipalname } catch { $message = "Couldn't find user $ExcludeUserGUID , that is defined in policy $PolicyDisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } if ($ExcludeUser) { $ExcludeUsers += $ExcludeUser } } else { $ExcludeUsers += $ExcludeUserGUID } } } Write-Verbose -Message 'Get-TargetResource: Process IncludeGroups' #translate IncludeGroup GUIDs to DisplayName $IncludeGroups = @() if ($Policy.Conditions.Users.IncludeGroups) { foreach ($IncludeGroupGUID in $Policy.Conditions.Users.IncludeGroups) { $IncludeGroup = $null try { $IncludeGroup = (Get-MgGroup -GroupId $IncludeGroupGUID).displayname } catch { $message = "Couldn't find Group $IncludeGroupGUID , that is defined in policy $PolicyDisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } if ($IncludeGroup) { $IncludeGroups += $IncludeGroup } } } Write-Verbose -Message 'Get-TargetResource: Process ExcludeGroups' #translate ExcludeGroup GUIDs to DisplayName $ExcludeGroups = @() if ($Policy.Conditions.Users.ExcludeGroups) { foreach ($ExcludeGroupGUID in $Policy.Conditions.Users.ExcludeGroups) { $ExcludeGroup = $null try { $ExcludeGroup = (Get-MgGroup -GroupId $ExcludeGroupGUID).displayname } catch { $message = "Couldn't find Group $ExcludeGroupGUID , that is defined in policy $PolicyDisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } if ($ExcludeGroup) { $ExcludeGroups += $ExcludeGroup } } } $IncludeRoles = @() $ExcludeRoles = @() #translate role template guids to role name if ($Policy.Conditions.Users.IncludeRoles -or $Policy.Conditions.Users.ExcludeRoles) { Write-Verbose -Message 'Get-TargetResource: Role condition defined, processing' #build role translation table $rolelookup = @{} foreach ($role in Get-MgBetaDirectoryRoleTemplate) { $rolelookup[$role.Id] = $role.DisplayName } Write-Verbose -Message 'Get-TargetResource: Processing IncludeRoles' if ($Policy.Conditions.Users.IncludeRoles) { foreach ($IncludeRoleGUID in $Policy.Conditions.Users.IncludeRoles) { if ($null -eq $rolelookup[$IncludeRoleGUID]) { $message = "Couldn't find role $IncludeRoleGUID , couldn't add to policy $PolicyDisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $IncludeRoles += $rolelookup[$IncludeRoleGUID] } } } Write-Verbose -Message 'Get-TargetResource: Processing ExcludeRoles' if ($Policy.Conditions.Users.ExcludeRoles) { foreach ($ExcludeRoleGUID in $Policy.Conditions.Users.ExcludeRoles) { if ($null -eq $rolelookup[$ExcludeRoleGUID]) { $message = "Couldn't find role $ExcludeRoleGUID , couldn't add to policy $PolicyDisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $ExcludeRoles += $rolelookup[$ExcludeRoleGUID] } } } } $IncludeLocations = @() $ExcludeLocations = @() #translate Location template guids to Location name if ($Policy.Conditions.Locations) { Write-Verbose -Message 'Get-TargetResource: Location condition defined, processing' #build Location translation table $Locationlookup = @{} foreach ($Location in Get-MgBetaIdentityConditionalAccessNamedLocation) { $Locationlookup[$Location.Id] = $Location.DisplayName } Write-Verbose -Message 'Get-TargetResource: Processing IncludeLocations' if ($Policy.Conditions.Locations.IncludeLocations) { foreach ($IncludeLocationGUID in $Policy.Conditions.Locations.IncludeLocations) { if ($IncludeLocationGUID -in 'All', 'AllTrusted') { $IncludeLocations += $IncludeLocationGUID } elseif ($IncludeLocationGUID -eq '00000000-0000-0000-0000-000000000000') { $IncludeLocations += 'Multifactor authentication trusted IPs' } elseif ($null -eq $Locationlookup[$IncludeLocationGUID]) { $message = "Couldn't find Location $IncludeLocationGUID , couldn't add to policy $PolicyDisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $IncludeLocations += $Locationlookup[$IncludeLocationGUID] } } } Write-Verbose -Message 'Get-TargetResource: Processing ExcludeLocations' if ($Policy.Conditions.Locations.ExcludeLocations) { foreach ($ExcludeLocationGUID in $Policy.Conditions.Locations.ExcludeLocations) { if ($ExcludeLocationGUID -in 'All', 'AllTrusted') { $ExcludeLocations += $ExcludeLocationGUID } elseif ($ExcludeLocationGUID -eq '00000000-0000-0000-0000-000000000000') { $ExcludeLocations += 'Multifactor authentication trusted IPs' } elseif ($null -eq $Locationlookup[$ExcludeLocationGUID]) { $message = "Couldn't find Location $ExcludeLocationGUID , couldn't add to policy $PolicyDisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $ExcludeLocations += $Locationlookup[$ExcludeLocationGUID] } } } } if ($Policy.SessionControls.CloudAppSecurity.IsEnabled) { $CloudAppSecurityType = [System.String]$Policy.SessionControls.CloudAppSecurity.CloudAppSecurityType } else { $CloudAppSecurityType = $null } if ($Policy.SessionControls.SignInFrequency.IsEnabled) { $SignInFrequencyType = [System.String]$Policy.SessionControls.SignInFrequency.Type $SignInFrequencyIntervalValue = [System.String]$Policy.SessionControls.SignInFrequency.FrequencyInterval } else { $SignInFrequencyType = $null $SignInFrequencyIntervalValue = $null } if ($Policy.SessionControls.PersistentBrowser.IsEnabled) { $PersistentBrowserMode = [System.String]$Policy.SessionControls.PersistentBrowser.Mode } else { $PersistentBrowserMode = $null } if ($Policy.Conditions.Users.IncludeGuestsOrExternalUsers.GuestOrExternalUserTypes) { [Array]$IncludeGuestOrExternalUserTypes = ($Policy.Conditions.Users.IncludeGuestsOrExternalUsers.GuestOrExternalUserTypes).Split(',') } if ($Policy.Conditions.Users.ExcludeGuestsOrExternalUsers.GuestOrExternalUserTypes) { [Array]$ExcludeGuestOrExternalUserTypes = ($Policy.Conditions.Users.ExcludeGuestsOrExternalUsers.GuestOrExternalUserTypes).Split(',') } $termsOfUseName = $null if ($Policy.GrantControls.TermsOfUse) { $termofUse = Get-MgBetaAgreement | Where-Object -FilterScript { $_.Id -eq $Policy.GrantControls.TermsOfUse } if ($termOfUse) { $termOfUseName = $termOfUse.DisplayName } } $AuthenticationStrengthValue = $null if ($null -ne $Policy.GrantControls -and $null -ne $Policy.GrantControls.AuthenticationStrength -and ` $null -ne $Policy.GrantControls.AuthenticationStrength.Id) { $strengthPolicy = Get-MgBetaPolicyAuthenticationStrengthPolicy -AuthenticationStrengthPolicyId $Policy.GrantControls.AuthenticationStrength.Id if ($null -ne $strengthPolicy) { $AuthenticationStrengthValue = $strengthPolicy.DisplayName } } $AuthenticationContextsValues = @() if ($null -ne $Policy.Conditions.Applications.IncludeAuthenticationContextClassReferences) { foreach ($class in $Policy.Conditions.Applications.IncludeAuthenticationContextClassReferences) { $classReference = Get-MgBetaIdentityConditionalAccessAuthenticationContextClassReference ` -AuthenticationContextClassReferenceId $class ` -ErrorAction SilentlyContinue if ($null -ne $classReference) { $AuthenticationContextsValues += $classReference.DisplayName } } } $result = @{ DisplayName = $Policy.DisplayName Id = $Policy.Id State = $Policy.State IncludeApplications = [System.String[]](@() + $Policy.Conditions.Applications.IncludeApplications) #no translation of Application GUIDs, return empty string array if undefined ExcludeApplications = [System.String[]](@() + $Policy.Conditions.Applications.ExcludeApplications) ApplicationsFilter = $Policy.Conditions.Applications.ApplicationFilter.Rule ApplicationsFilterMode = $Policy.Conditions.Applications.ApplicationFilter.Mode #no translation of GUIDs, return empty string array if undefined IncludeUserActions = [System.String[]](@() + $Policy.Conditions.Applications.IncludeUserActions) #no translation needed, return empty string array if undefined IncludeUsers = $IncludeUsers ExcludeUsers = $ExcludeUsers IncludeGroups = $IncludeGroups ExcludeGroups = $ExcludeGroups IncludeRoles = $IncludeRoles ExcludeRoles = $ExcludeRoles IncludeGuestOrExternalUserTypes = [System.String[]]$IncludeGuestOrExternalUserTypes IncludeExternalTenantsMembershipKind = [System.String]$Policy.Conditions.Users.IncludeGuestsOrExternalUsers.ExternalTenants.MembershipKind IncludeExternalTenantsMembers = [System.String[]](@() + $Policy.Conditions.Users.IncludeGuestsOrExternalUsers.ExternalTenants.AdditionalProperties.members) ExcludeGuestOrExternalUserTypes = [System.String[]]$ExcludeGuestOrExternalUserTypes ExcludeExternalTenantsMembershipKind = [System.String]$Policy.Conditions.Users.ExcludeGuestsOrExternalUsers.ExternalTenants.MembershipKind ExcludeExternalTenantsMembers = [System.String[]](@() + $Policy.Conditions.Users.ExcludeGuestsOrExternalUsers.ExternalTenants.AdditionalProperties.members) IncludePlatforms = [System.String[]](@() + $Policy.Conditions.Platforms.IncludePlatforms) #no translation needed, return empty string array if undefined ExcludePlatforms = [System.String[]](@() + $Policy.Conditions.Platforms.ExcludePlatforms) #no translation needed, return empty string array if undefined IncludeLocations = $IncludeLocations ExcludeLocations = $ExcludeLocations #no translation needed, return empty string array if undefined DeviceFilterMode = [System.String]$Policy.Conditions.Devices.DeviceFilter.Mode #no translation or conversion needed DeviceFilterRule = [System.String]$Policy.Conditions.Devices.DeviceFilter.Rule #no translation or conversion needed UserRiskLevels = [System.String[]](@() + $Policy.Conditions.UserRiskLevels) #no translation needed, return empty string array if undefined SignInRiskLevels = [System.String[]](@() + $Policy.Conditions.SignInRiskLevels) #no translation needed, return empty string array if undefined ClientAppTypes = [System.String[]](@() + $Policy.Conditions.ClientAppTypes) #no translation needed, return empty string array if undefined GrantControlOperator = $Policy.GrantControls.Operator #no translation or conversion needed BuiltInControls = [System.String[]](@() + $Policy.GrantControls.BuiltInControls) CustomAuthenticationFactors = [System.String[]](@() + $Policy.GrantControls.CustomAuthenticationFactors) #no translation needed, return empty string array if undefined ApplicationEnforcedRestrictionsIsEnabled = $Policy.SessionControls.ApplicationEnforcedRestrictions.IsEnabled #make false if undefined, true if true CloudAppSecurityIsEnabled = $Policy.SessionControls.CloudAppSecurity.IsEnabled #make false if undefined, true if true CloudAppSecurityType = [System.String]$Policy.SessionControls.CloudAppSecurity.CloudAppSecurityType #no translation needed, return empty string array if undefined SignInFrequencyIsEnabled = $Policy.SessionControls.SignInFrequency.IsEnabled #make false if undefined, true if true SignInFrequencyValue = $Policy.SessionControls.SignInFrequency.Value #no translation or conversion needed, $null returned if undefined SignInFrequencyType = [System.String]$Policy.SessionControls.SignInFrequency.Type SignInFrequencyInterval = $SignInFrequencyIntervalValue #no translation needed PersistentBrowserIsEnabled = $Policy.SessionControls.PersistentBrowser.IsEnabled #make false if undefined, true if true PersistentBrowserMode = [System.String]$Policy.SessionControls.PersistentBrowser.Mode #no translation needed AuthenticationStrength = $AuthenticationStrengthValue AuthenticationContexts = $AuthenticationContextsValues #Standard part TermsOfUse = $termOfUseName Ensure = 'Present' Credential = $Credential ApplicationSecret = $ApplicationSecret ApplicationId = $ApplicationId TenantId = $TenantId CertificateThumbprint = $CertificateThumbprint Managedidentity = $ManagedIdentity.IsPresent } Write-Verbose -Message "Get-TargetResource Result: `n $(Convert-M365DscHashtableToString -Hashtable $result)" return $result } function Set-TargetResource { [CmdletBinding()] param ( [Parameter()] [System.String] $Id, [Parameter(Mandatory = $true)] [System.String] $DisplayName, [Parameter()] [System.String] [ValidateSet('disabled', 'enabled', 'enabledForReportingButNotEnforced')] $State, #ConditionalAccessApplicationCondition [Parameter()] [System.String[]] $IncludeApplications, [Parameter()] [System.String[]] $ExcludeApplications, [Parameter()] [System.String] $ApplicationsFilter, [Parameter()] [ValidateSet("include", "exclude")] [System.String] $ApplicationsFilterMode, [Parameter()] [System.String[]] $IncludeUserActions, #ConditionalAccessUserCondition [Parameter()] [System.String[]] $IncludeUsers, [Parameter()] [System.String[]] $ExcludeUsers, [Parameter()] [System.String[]] $IncludeGroups, [Parameter()] [System.String[]] $ExcludeGroups, [Parameter()] [System.String[]] $IncludeRoles, [Parameter()] [System.String[]] $ExcludeRoles, [Parameter()] [System.String[]] [validateSet('none', 'internalGuest', 'b2bCollaborationGuest', 'b2bCollaborationMember', 'b2bDirectConnectUser', 'otherExternalUser', 'serviceProvider', 'unknownFutureValue')] $IncludeGuestOrExternalUserTypes, [Parameter()] [System.String] [ValidateSet('all', 'enumerated', 'unknownFutureValue')] $IncludeExternalTenantsMembershipKind, [Parameter()] [System.String[]] $IncludeExternalTenantsMembers, [Parameter()] [System.String[]] [validateSet('none', 'internalGuest', 'b2bCollaborationGuest', 'b2bCollaborationMember', 'b2bDirectConnectUser', 'otherExternalUser', 'serviceProvider', 'unknownFutureValue')] $ExcludeGuestOrExternalUserTypes, [Parameter()] [System.String] [ValidateSet('all', 'enumerated', 'unknownFutureValue')] $ExcludeExternalTenantsMembershipKind, [Parameter()] [System.String[]] $ExcludeExternalTenantsMembers, #ConditionalAccessPlatformCondition [Parameter()] [System.String[]] $IncludePlatforms, [Parameter()] [System.String[]] $ExcludePlatforms, #ConditionalAccessLocationCondition [Parameter()] [System.String[]] $IncludeLocations, [Parameter()] [System.String[]] $ExcludeLocations, [Parameter()] [ValidateSet('include', 'exclude')] [System.String] $DeviceFilterMode, [Parameter()] [System.String] $DeviceFilterRule, #Further conditions [Parameter()] [System.String[]] $UserRiskLevels, [Parameter()] [System.String[]] $SignInRiskLevels, [Parameter()] [System.String[]] $ClientAppTypes, #ConditionalAccessGrantControls [Parameter()] [ValidateSet('AND', 'OR')] [System.String] $GrantControlOperator, [Parameter()] [System.String[]] $BuiltInControls, #ConditionalAccessSessionControls [Parameter()] [System.Boolean] $ApplicationEnforcedRestrictionsIsEnabled, [Parameter()] [System.Boolean] $CloudAppSecurityIsEnabled, [Parameter()] [System.String] $CloudAppSecurityType, [Parameter()] [System.Int32] $SignInFrequencyValue, [Parameter()] [ValidateSet('Days', 'Hours', '')] [System.String] $SignInFrequencyType, [Parameter()] [System.Boolean] $SignInFrequencyIsEnabled, [Parameter()] [ValidateSet('timeBased', 'everyTime', 'unknownFutureValue')] [System.String] $SignInFrequencyInterval, [Parameter()] [ValidateSet('Always', 'Never', '')] [System.String] $PersistentBrowserMode, [Parameter()] [System.Boolean] $PersistentBrowserIsEnabled, [Parameter()] [System.String] $TermsOfUse, [Parameter()] [System.String[]] $CustomAuthenticationFactors, [Parameter()] [System.String] $AuthenticationStrength, [Parameter()] [System.String[]] $AuthenticationContexts, #generic [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.Management.Automation.PSCredential] $ApplicationSecret, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity ) Write-Verbose -Message 'Setting configuration of AzureAD Conditional Access Policy' #Ensure the proper dependencies are installed in the current environment. Confirm-M365DSCDependencies #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', '' $CommandName = $MyInvocation.MyCommand $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName ` -CommandName $CommandName ` -Parameters $PSBoundParameters Add-M365DSCTelemetryEvent -Data $data #endregion Write-Verbose -Message 'Set-Targetresource: Running Get-TargetResource' $currentPolicy = Get-TargetResource @PSBoundParameters Write-Verbose -Message 'Set-Targetresource: Cleaning up parameters' $currentParameters = $PSBoundParameters $currentParameters.Remove('ApplicationId') | Out-Null $currentParameters.Remove('TenantId') | Out-Null $currentParameters.Remove('CertificateThumbprint') | Out-Null $currentParameters.Remove('ApplicationSecret') | Out-Null $currentParameters.Remove('Ensure') | Out-Null $currentParameters.Remove('Credential') | Out-Null $currentParameters.Remove('ManagedIdentity') | Out-Null if ($Ensure -eq 'Present')#create policy attribute objects { Write-Verbose -Message "Set-Targetresource: Policy $Displayname Ensure Present" $NewParameters = @{} $NewParameters.Add('DisplayName', $DisplayName) $NewParameters.Add('State', $State) #create Conditions object Write-Verbose -Message 'Set-Targetresource: create Conditions object' $conditions = @{ Applications = @{ } Users = @{ } } #create and provision Application Condition object Write-Verbose -Message 'Set-Targetresource: create Application Condition object' if ($currentParameters.ContainsKey("IncludeApplications")) { $conditions.Applications.Add('IncludeApplications', $IncludeApplications) } if ($currentParameters.ContainsKey("ExcludeApplications")) { $conditions.Applications.Add('ExcludeApplications', $ExcludeApplications) } if ($ApplicationsFilter -and $ApplicationsFilterMode) { $appFilterValue = @{ rule = $ApplicationsFilter mode = $ApplicationsFilterMode } $conditions.Applications.Add("ApplicationFilter", $appFilterValue) } if ($IncludeUserActions) { $conditions.Applications.Add('IncludeUserActions', $IncludeUserActions) } if ($AuthenticationContexts) { # Retrieve the class reference based on display name. $AuthenticationContextsValues = @() $classReferences = Get-MgBetaIdentityConditionalAccessAuthenticationContextClassReference -ErrorAction SilentlyContinue foreach ($authContext in $AuthenticationContexts) { $currentClassId = $classReferences | Where-Object -FilterScript {$_.DisplayName -eq $authContext} if ($null -ne $currentClassId) { $AuthenticationContextsValues += $currentClassId.Id } } $conditions.Applications.Add('IncludeAuthenticationContextClassReferences', $AuthenticationContextsValues) } #create and provision User Condition object Write-Verbose -Message 'Set-Targetresource: process includeusers' if ($currentParameters.ContainsKey('IncludeUsers')) { $conditions.Users.Add('IncludeUsers', @()) foreach ($includeuser in $IncludeUsers) { #translate user UPNs to GUID, except id value is GuestsOrExternalUsers, None or All if ($includeuser) { if ($includeuser -notin 'GuestsOrExternalUsers', 'All', 'None') { $userguid = $null try { $userguid = (Get-MgUser -UserId $includeuser).Id } catch { New-M365DSCLogEntry -Message 'Error updating data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } if ($null -eq $userguid) { $message = "Couldn't find user $includeuser , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $conditions.Users.IncludeUsers += $userguid } } else { $conditions.Users.IncludeUsers += $includeuser } } } } Write-Verbose -Message 'Set-Targetresource: process excludeusers' if ($currentParameters.ContainsKey('ExcludeUsers')) { $conditions.Users.Add('ExcludeUsers', @()) foreach ($excludeuser in $ExcludeUsers) { #translate user UPNs to GUID, except id value is GuestsOrExternalUsers, None or All if ($excludeuser) { if ($excludeuser -notin 'GuestsOrExternalUsers', 'All', 'None') { $userguid = $null try { $userguid = (Get-MgUser -UserId $excludeuser).Id } catch { New-M365DSCLogEntry -Message 'Error updating data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } if ($null -eq $userguid) { $message = "Couldn't find user $excludeuser , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $conditions.Users.ExcludeUsers += $userguid } } else { $conditions.Users.ExcludeUsers += $excludeuser } } } } Write-Verbose -Message 'Set-Targetresource: process includegroups' if ($currentParameters.ContainsKey('IncludeGroups')) { $conditions.Users.Add('IncludeGroups', @()) foreach ($includegroup in $IncludeGroups) { #translate user Group names to GUID if ($includegroup) { $GroupLookup = $null try { $GroupLookup = Get-MgGroup -Filter "DisplayName eq '$includegroup'" } catch { New-M365DSCLogEntry -Message 'Error updating data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } if ($GroupLookup.Length -gt 1) { $message = "Duplicate group found with displayname $includegroup , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } elseif ($null -eq $GroupLookup) { $message = "Couldn't find group $includegroup , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { Write-Verbose -Message 'adding group to includegroups' $conditions.Users.IncludeGroups += $GroupLookup.Id } } } } Write-Verbose -Message 'Set-Targetresource: process excludegroups' if ($currentParameters.ContainsKey('ExcludeGroups')) { $conditions.Users.Add('ExcludeGroups', @()) foreach ($ExcludeGroup in $ExcludeGroups) { #translate user Group names to GUID if ($ExcludeGroup) { $GroupLookup = $null try { $GroupLookup = Get-MgGroup -Filter "DisplayName eq '$ExcludeGroup'" } catch { New-M365DSCLogEntry -Message 'Error updating data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } if ($GroupLookup.Length -gt 1) { $message = "Duplicate group found with displayname $ExcludeGroup , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } elseif ($null -eq $GroupLookup) { $message = "Couldn't find group $ExcludeGroup , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { Write-Verbose -Message 'adding group to ExcludeGroups' $conditions.Users.ExcludeGroups += $GroupLookup.Id } } } } Write-Verbose -Message 'Set-Targetresource: process includeroles' if ($currentParameters.ContainsKey('IncludeRoles')) { $conditions.Users.Add('IncludeRoles', @()) if ($IncludeRoles) { #translate role names to template guid if defined $rolelookup = @{} foreach ($role in Get-MgBetaDirectoryRoleTemplate) { $rolelookup[$role.DisplayName] = $role.Id } foreach ($IncludeRole in $IncludeRoles) { if ($IncludeRole) { if ($null -eq $rolelookup[$IncludeRole]) { $message = "Couldn't find role $IncludeRole , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $conditions.Users.IncludeRoles += $rolelookup[$IncludeRole] } } } } } Write-Verbose -Message 'Set-Targetresource: process excluderoles' if ($currentParameters.ContainsKey('ExcludeRoles')) { $conditions.Users.Add('ExcludeRoles', @()) if ($ExcludeRoles) { #translate role names to template guid if defined $rolelookup = @{} foreach ($role in Get-MgBetaDirectoryRoleTemplate) { $rolelookup[$role.DisplayName] = $role.Id } foreach ($ExcludeRole in $ExcludeRoles) { if ($ExcludeRole) { if ($null -eq $rolelookup[$ExcludeRole]) { $message = "Couldn't find role $ExcludeRole , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $conditions.Users.ExcludeRoles += $rolelookup[$ExcludeRole] } } } } } Write-Verbose -Message 'Set-Targetresource: process includeGuestOrExternalUser' If ($currentParameters.ContainsKey('IncludeGuestOrExternalUserTypes')) { if ($IncludeGuestOrExternalUserTypes.Count -ne 0) { $includeGuestsOrExternalUsers = @{} [string]$IncludeGuestOrExternalUserTypes = $IncludeGuestOrExternalUserTypes -join ',' $includeGuestsOrExternalUsers.Add('guestOrExternalUserTypes', $IncludeGuestOrExternalUserTypes) $externalTenants = @{} if ($IncludeExternalTenantsMembershipKind -eq 'All') { $externalTenants.Add('@odata.type', '#microsoft.graph.conditionalAccessAllExternalTenants') } elseif ($IncludeExternalTenantsMembershipKind -eq 'enumerated') { $externalTenants.Add('@odata.type', '#microsoft.graph.conditionalAccessEnumeratedExternalTenants') } $externalTenants.Add('membershipKind', $IncludeExternalTenantsMembershipKind) if ($IncludeExternalTenantsMembers) { $externalTenants.Add('members', $IncludeExternalTenantsMembers) } $includeGuestsOrExternalUsers.Add('externalTenants', $externalTenants) $conditions.Users.Add('includeGuestsOrExternalUsers', $includeGuestsOrExternalUsers) } } Write-Verbose -Message 'Set-Targetresource: process excludeGuestsOrExternalUsers' If ($currentParameters.ContainsKey('ExcludeGuestOrExternalUserTypes')) { if ($ExcludeGuestOrExternalUserTypes.Count -ne 0) { $excludeGuestsOrExternalUsers = @{} [string]$ExcludeGuestOrExternalUserTypes = $ExcludeGuestOrExternalUserTypes -join ',' $excludeGuestsOrExternalUsers.Add('guestOrExternalUserTypes', $ExcludeGuestOrExternalUserTypes) $externalTenants = @{} if ($ExcludeExternalTenantsMembershipKind -eq 'All') { $externalTenants.Add('@odata.type', '#microsoft.graph.conditionalAccessAllExternalTenants') } elseif ($ExcludeExternalTenantsMembershipKind -eq 'enumerated') { $externalTenants.Add('@odata.type', '#microsoft.graph.conditionalAccessEnumeratedExternalTenants') } $externalTenants.Add('membershipKind', $ExcludeExternalTenantsMembershipKind) if ($ExcludeExternalTenantsMembers) { $externalTenants.Add('members', $ExcludeExternalTenantsMembers) } $excludeGuestsOrExternalUsers.Add('externalTenants', $externalTenants) $conditions.Users.Add('excludeGuestsOrExternalUsers', $excludeGuestsOrExternalUsers) } } Write-Verbose -Message 'Set-Targetresource: process platform condition' if ($currentParameters.ContainsKey('IncludePlatforms') -or $currentParameters.ContainsKey('ExcludePlatforms')) { if ($IncludePlatforms -or $ExcludePlatforms) { #create and provision Platform condition object if used if (-not $conditions.Contains('Platforms')) { $conditions.Add('Platforms', @{ ExcludePlatforms = @() IncludePlatforms = @() }) } else { $conditions.Platforms.Add('ExcludePlatforms', @()) $conditions.Platforms.Add('IncludePlatforms', @()) } Write-Verbose -Message "Set-Targetresource: IncludePlatforms: $IncludePlatforms" if (([Array]$IncludePlatforms).Length -eq 0) { $conditions.Platforms.IncludePlatforms = @('all') } else { $conditions.Platforms.IncludePlatforms = @() + $IncludePlatforms } #no translation or conversion needed Write-Verbose -Message "Set-Targetresource: ExcludePlatforms: $ExcludePlatforms" $conditions.Platforms.ExcludePlatforms = @() + $ExcludePlatforms #no translation or conversion needed } else { Write-Verbose -Message 'Set-Targetresource: setting platform condition to null' $conditions.Platforms = $null } } Write-Verbose -Message 'Set-Targetresource: process include and exclude locations' if ($currentParameters.ContainsKey('IncludeLocations') -or $currentParameters.ContainsKey('ExcludeLocations')) { if ($IncludeLocations -or $ExcludeLocations) { $conditions.Add('Locations', @{ ExcludeLocations = @() IncludeLocations = @() }) $conditions.Locations.IncludeLocations = @() $conditions.Locations.ExcludeLocations = @() Write-Verbose -Message 'Set-Targetresource: locations specified' #create and provision Location condition object if used, translate Location names to guid $LocationLookup = @{} foreach ($Location in Get-MgBetaIdentityConditionalAccessNamedLocation) { $LocationLookup[$Location.DisplayName] = $Location.Id } foreach ($IncludeLocation in $IncludeLocations) { if ($IncludeLocation) { if ($IncludeLocation -in 'All', 'AllTrusted') { $conditions.Locations.IncludeLocations += $IncludeLocation } elseif ($IncludeLocation -eq 'Multifactor authentication trusted IPs') { $conditions.Locations.IncludeLocations += '00000000-0000-0000-0000-000000000000' } elseif ($null -eq $LocationLookup[$IncludeLocation]) { $message = "Couldn't find Location $IncludeLocation , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $conditions.Locations.IncludeLocations += $LocationLookup[$IncludeLocation] } } } foreach ($ExcludeLocation in $ExcludeLocations) { if ($ExcludeLocation) { if ($ExcludeLocation -eq 'All' -or $ExcludeLocation -eq 'AllTrusted') { $conditions.Locations.ExcludeLocations += $ExcludeLocation } elseif ($ExcludeLocation -eq 'Multifactor authentication trusted IPs') { $conditions.Locations.ExcludeLocations += '00000000-0000-0000-0000-000000000000' } elseif ($null -eq $LocationLookup[$ExcludeLocation]) { $message = "Couldn't find Location $ExcludeLocation , couldn't add to policy $DisplayName" New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential } else { $conditions.Locations.ExcludeLocations += $LocationLookup[$ExcludeLocation] } } } } } Write-Verbose -Message 'Set-Targetresource: process device filter' if ($currentParameters.ContainsKey('DeviceFilterMode') -and $currentParameters.ContainsKey('DeviceFilterRule')) { if ($DeviceFilterMode -and $DeviceFilterRule) { if (-not $conditions.Contains('Devices')) { $conditions.Add('Devices', @{}) $conditions.Devices.Add('DeviceFilter', @{}) $conditions.Devices.DeviceFilter.Add('Mode', $DeviceFilterMode) $conditions.Devices.DeviceFilter.Add('Rule', $DeviceFilterRule) } else { if (-not $conditions.Devices.Contains('DeviceFilter')) { $conditions.Devices.Add('DeviceFilter', @{}) $conditions.Devices.DeviceFilter.Add('Mode', $DeviceFilterMode) $conditions.Devices.DeviceFilter.Add('Rule', $DeviceFilterRule) } else { if (-not $conditions.Devices.DeviceFilter.Contains('Mode')) { $conditions.Devices.DeviceFilter.Add('Mode', $DeviceFilterMode) } else { $conditions.Devices.DeviceFilter.Mode = $DeviceFilterMode } if (-not $conditions.Devices.DeviceFilter.Contains('Rule')) { $conditions.Devices.DeviceFilter.Add('Rule', $DeviceFilterRule) } else { $conditions.Devices.DeviceFilter.Rule = $DeviceFilterRule } } } } } Write-Verbose -Message 'Set-Targetresource: process risk levels and app types' Write-Verbose -Message "Set-Targetresource: UserRiskLevels: $UserRiskLevels" If ($currentParameters.ContainsKey('UserRiskLevels')) { $Conditions.Add('UserRiskLevels', $UserRiskLevels) #no translation or conversion needed } Write-Verbose -Message "Set-Targetresource: SignInRiskLevels: $SignInRiskLevels" If ($currentParameters.ContainsKey('SignInRiskLevels')) { $Conditions.Add('SignInRiskLevels', $SignInRiskLevels) #no translation or conversion needed } Write-Verbose -Message "Set-Targetresource: ClientAppTypes: $ClientAppTypes" If ($currentParameters.ContainsKey('ClientAppTypes')) { $Conditions.Add('ClientAppTypes', $ClientAppTypes) #no translation or conversion needed } Write-Verbose -Message 'Set-Targetresource: Adding processed conditions' #add all conditions to the parameter list $NewParameters.Add('Conditions', $Conditions) #create and provision Grant Control object Write-Verbose -Message 'Set-Targetresource: create and provision Grant Control object' if ($GrantControlOperator -and ($BuiltInControls -or $TermsOfUse -or $CustomAuthenticationFactors -or $AuthenticationStrength)) { $GrantControls = @{ Operator = $GrantControlOperator } if ($BuiltInControls) { $GrantControls.Add('BuiltInControls', $BuiltInControls) } if ($customAuthenticationFactors) { $GrantControls.Add('customAuthenticationFactors', $CustomAuthenticationFactors) } if ($AuthenticationStrength) { $strengthPolicy = Get-MgBetaPolicyAuthenticationStrengthPolicy | Where-Object -FilterScript {$_.DisplayName -eq $AuthenticationStrength} -ErrorAction SilentlyContinue if ($null -ne $strengthPolicy) { $authenticationStrengthInstance = @{ id = $strengthPolicy.Id "@odata.type" = "#microsoft.graph.authenticationStrengthPolicy" } $GrantControls.Add('authenticationStrength', $authenticationStrengthInstance) } } if ($TermsOfUse) { Write-Verbose -Message "Gettign Terms of Use {$TermsOfUse}" $TermsOfUseObj = Get-MgBetaAgreement | Where-Object -FilterScript { $_.DisplayName -eq $TermsOfUse } $GrantControls.Add('TermsOfUse', $TermsOfUseObj.Id) } #no translation or conversion needed Write-Verbose -Message 'Set-Targetresource: Adding processed grant controls' $NewParameters.Add('GrantControls', $GrantControls) } Write-Verbose -Message 'Set-Targetresource: process session controls' $sessioncontrols = $null if ($ApplicationEnforcedRestrictionsIsEnabled -or $CloudAppSecurityIsEnabled -or $SignInFrequencyIsEnabled -or $PersistentBrowserIsEnabled) { Write-Verbose -Message 'Set-Targetresource: create provision Session Control object' $sessioncontrols = @{ ApplicationEnforcedRestrictions = @{} } if ($ApplicationEnforcedRestrictionsIsEnabled -eq $true) { #create and provision ApplicationEnforcedRestrictions object if used $sessioncontrols.ApplicationEnforcedRestrictions.Add('IsEnabled', $true) } if ($CloudAppSecurityIsEnabled) { $CloudAppSecurityValue = @{ IsEnabled = $false CloudAppSecurityType = $null } $sessioncontrols.Add('CloudAppSecurity', $CloudAppSecurityValue) #create and provision CloudAppSecurity object if used $sessioncontrols.CloudAppSecurity.IsEnabled = $true $sessioncontrols.CloudAppSecurity.CloudAppSecurityType = $CloudAppSecurityType } if ($SignInFrequencyIsEnabled) { $SigninFrequencyProp = @{ isEnabled = $true type = $null value = $null frequencyInterval = $null } $sessioncontrols.Add('SignInFrequency', $SigninFrequencyProp) #create and provision SignInFrequency object if used $sessioncontrols.SignInFrequency.isEnabled = $true if ($SignInFrequencyType -ne '') { $sessioncontrols.SignInFrequency.type = $SignInFrequencyType } else { $sessioncontrols.SignInFrequency.Remove("type") | Out-Null } if ($SignInFrequencyValue -gt 0) { $sessioncontrols.SignInFrequency.value = $SignInFrequencyValue } else { $sessioncontrols.SignInFrequency.Remove("value") | Out-Null } $sessioncontrols.SignInFrequency.frequencyInterval = $SignInFrequencyInterval } if ($PersistentBrowserIsEnabled) { $PersistentBrowserValue = @{ IsEnabled = $false Mode = $false } $sessioncontrols.Add('PersistentBrowser', $PersistentBrowserValue) Write-Verbose -Message "Set-Targetresource: Persistent Browser settings defined: PersistentBrowserIsEnabled:$PersistentBrowserIsEnabled, PersistentBrowserMode:$PersistentBrowserMode" #create and provision PersistentBrowser object if used $sessioncontrols.PersistentBrowser.IsEnabled = $true $sessioncontrols.PersistentBrowser.Mode = $PersistentBrowserMode } } $NewParameters.Add('SessionControls', $sessioncontrols) #add SessionControls to the parameter list } if ($Ensure -eq 'Present' -and $currentPolicy.Ensure -eq 'Present') { Write-Verbose -Message "Set-Targetresource: Change policy $DisplayName" $NewParameters.Add('ConditionalAccessPolicyId', $currentPolicy.Id) try { Write-Verbose -Message "Updating existing policy with values: $(Convert-M365DscHashtableToString -Hashtable $NewParameters)" Update-MgBetaIdentityConditionalAccessPolicy @NewParameters } catch { New-M365DSCLogEntry -Message 'Error updating data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential Write-Verbose -Message "Set-Targetresource: Failed change policy $DisplayName" } } elseif ($Ensure -eq 'Present' -and $currentPolicy.Ensure -eq 'Absent') { Write-Verbose -Message "Set-Targetresource: create policy $DisplayName" Write-Verbose -Message 'Create Parameters:' Write-Verbose -Message (Convert-M365DscHashtableToString $NewParameters) if ($newparameters.Conditions.applications.count -gt 0 -and $newparameters.Conditions.Users.count -gt 0 -and ($newparameters.GrantControls.count -gt 0 -or $newparameters.SessionControls.count -gt 0)) { try { New-MgBetaIdentityConditionalAccessPolicy @NewParameters } catch { New-M365DSCLogEntry -Message 'Error creating new policy:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential Write-Verbose -Message 'Set-Targetresource: Failed creating new policy' } } else { New-M365DSCLogEntry -Message 'Error creating new policy:' ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential Write-Verbose -Message 'Set-Targetresource: Failed creating new policy. At least a user rule, application rule and grant or session control is required' } } elseif ($Ensure -eq 'Absent' -and $currentPolicy.Ensure -eq 'Present') { Write-Verbose -Message "Set-Targetresource: delete policy $DisplayName" try { Remove-MgBetaIdentityConditionalAccessPolicy -ConditionalAccessPolicyId $currentPolicy.ID } catch { New-M365DSCLogEntry -Message 'Error updating data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential Write-Verbose -Message "Set-Targetresource: Failed deleting policy $DisplayName" } } Write-Verbose -Message "Set-Targetresource: finished processing Policy $Displayname" } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter()] [System.String] $Id, [Parameter(Mandatory = $true)] [System.String] $DisplayName, [Parameter()] [System.String] [ValidateSet('disabled', 'enabled', 'enabledForReportingButNotEnforced')] $State, #ConditionalAccessApplicationCondition [Parameter()] [System.String[]] $IncludeApplications, [Parameter()] [System.String[]] $ExcludeApplications, [Parameter()] [System.String] $ApplicationsFilter, [Parameter()] [ValidateSet("include", "exclude")] [System.String] $ApplicationsFilterMode, [Parameter()] [System.String[]] $IncludeUserActions, #ConditionalAccessUserCondition [Parameter()] [System.String[]] $IncludeUsers, [Parameter()] [System.String[]] $ExcludeUsers, [Parameter()] [System.String[]] $IncludeGroups, [Parameter()] [System.String[]] $ExcludeGroups, [Parameter()] [System.String[]] $IncludeRoles, [Parameter()] [System.String[]] $ExcludeRoles, [Parameter()] [System.String[]] [validateSet('none', 'internalGuest', 'b2bCollaborationGuest', 'b2bCollaborationMember', 'b2bDirectConnectUser', 'otherExternalUser', 'serviceProvider', 'unknownFutureValue')] $IncludeGuestOrExternalUserTypes, [Parameter()] [System.String] [ValidateSet('all', 'enumerated', 'unknownFutureValue')] $IncludeExternalTenantsMembershipKind, [Parameter()] [System.String[]] $IncludeExternalTenantsMembers, [Parameter()] [System.String[]] [validateSet('none', 'internalGuest', 'b2bCollaborationGuest', 'b2bCollaborationMember', 'b2bDirectConnectUser', 'otherExternalUser', 'serviceProvider', 'unknownFutureValue')] $ExcludeGuestOrExternalUserTypes, [Parameter()] [System.String] [ValidateSet('all', 'enumerated', 'unknownFutureValue')] $ExcludeExternalTenantsMembershipKind, [Parameter()] [System.String[]] $ExcludeExternalTenantsMembers, #ConditionalAccessPlatformCondition [Parameter()] [System.String[]] $IncludePlatforms, [Parameter()] [System.String[]] $ExcludePlatforms, #ConditionalAccessLocationCondition [Parameter()] [System.String[]] $IncludeLocations, [Parameter()] [System.String[]] $ExcludeLocations, [Parameter()] [ValidateSet('include', 'exclude')] [System.String] $DeviceFilterMode, [Parameter()] [System.String] $DeviceFilterRule, #Further conditions [Parameter()] [System.String[]] $UserRiskLevels, [Parameter()] [System.String[]] $SignInRiskLevels, [Parameter()] [System.String[]] $ClientAppTypes, #ConditionalAccessGrantControls [Parameter()] [ValidateSet('AND', 'OR')] [System.String] $GrantControlOperator, [Parameter()] [System.String[]] $BuiltInControls, #ConditionalAccessSessionControls [Parameter()] [System.Boolean] $ApplicationEnforcedRestrictionsIsEnabled, [Parameter()] [System.Boolean] $CloudAppSecurityIsEnabled, [Parameter()] [System.String] $CloudAppSecurityType, [Parameter()] [System.Int32] $SignInFrequencyValue, [Parameter()] [ValidateSet('Days', 'Hours', '')] [System.String] $SignInFrequencyType, [Parameter()] [System.Boolean] $SignInFrequencyIsEnabled, [Parameter()] [ValidateSet('timeBased', 'everyTime', 'unknownFutureValue')] [System.String] $SignInFrequencyInterval, [Parameter()] [ValidateSet('Always', 'Never', '')] [System.String] $PersistentBrowserMode, [Parameter()] [System.Boolean] $PersistentBrowserIsEnabled, [Parameter()] [System.String] $TermsOfUse, [Parameter()] [System.String[]] $CustomAuthenticationFactors, [Parameter()] [System.String] $AuthenticationStrength, [Parameter()] [System.String[]] $AuthenticationContexts, #generic [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.Management.Automation.PSCredential] $ApplicationSecret, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity ) Write-Verbose -Message 'Testing configuration of AzureAD CA Policies' $CurrentValues = Get-TargetResource @PSBoundParameters Write-Verbose -Message "Target Values: $(Convert-M365DscHashtableToString -Hashtable $PSBoundParameters)" $ValuesToCheck = $PSBoundParameters $ValuesToCheck.Remove('ApplicationId') | Out-Null $ValuesToCheck.Remove('TenantId') | Out-Null $ValuesToCheck.Remove('ApplicationSecret') | Out-Null $ValuesToCheck.Remove('ManagedIdentity') | Out-Null $ValuesToCheck.Remove('Id') | Out-Null $TestResult = Test-M365DSCParameterState -CurrentValues $CurrentValues ` -Source $($MyInvocation.MyCommand.Source) ` -DesiredValues $PSBoundParameters ` -ValuesToCheck $ValuesToCheck.Keys Write-Verbose -Message "Test-TargetResource returned $TestResult" return $TestResult } function Export-TargetResource { [CmdletBinding()] [OutputType([System.String])] param ( [Parameter()] [System.String] $Filter, [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.Management.Automation.PSCredential] $ApplicationSecret, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity ) #Ensure the proper dependencies are installed in the current environment. Confirm-M365DSCDependencies #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', '' $CommandName = $MyInvocation.MyCommand $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName ` -CommandName $CommandName ` -Parameters $PSBoundParameters Add-M365DSCTelemetryEvent -Data $data #endregion $ConnectionMode = New-M365DSCConnection -Workload 'MicrosoftGraph' ` -InboundParameters $PSBoundParameters try { [array] $Policies = Get-MgBetaIdentityConditionalAccessPolicy -Filter $Filter -All:$true -ErrorAction Stop $i = 1 $dscContent = '' if ($Policies.Length -eq 0) { Write-Host $Global:M365DSCEmojiGreenCheckMark } else { Write-Host "`r`n" -NoNewline foreach ($Policy in $Policies) { Write-Host " |---[$i/$($Policies.Count)] $($Policy.DisplayName)" -NoNewline $Params = @{ DisplayName = $Policy.DisplayName Id = $Policy.Id ApplicationId = $ApplicationId TenantId = $TenantId ApplicationSecret = $ApplicationSecret CertificateThumbprint = $CertificateThumbprint Credential = $Credential Managedidentity = $ManagedIdentity.IsPresent } $Results = Get-TargetResource @Params if ([System.String]::IsNullOrEmpty($Results.DeviceFilterMode)) { $Results.Remove('DeviceFilterMode') | Out-Null } $Results = Update-M365DSCExportAuthenticationResults -ConnectionMode $ConnectionMode ` -Results $Results $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName ` -ConnectionMode $ConnectionMode ` -ModulePath $PSScriptRoot ` -Results $Results ` -Credential $Credential $dscContent += $currentDSCBlock Save-M365DSCPartialExport -Content $currentDSCBlock ` -FileName $Global:PartialExportFileName Write-Host $Global:M365DSCEmojiGreenCheckMark $i++ } } return $dscContent } catch { Write-Host $Global:M365DSCEmojiRedX New-M365DSCLogEntry -Message 'Error during Export:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential return '' } } Export-ModuleMember -Function *-TargetResource |