Choose the permission or permissions marked as least privileged for this API. Use a higher privileged permission or permissions only if your app requires it. For details about delegated and application permissions, see Permission types. To learn more about these permissions, see the permissions reference.
Permission type
Least privileged permissions
Higher privileged permissions
Delegated (work or school account)
Policy.ReadWrite.CrossTenantAccess
Not available.
Delegated (personal Microsoft account)
Not supported.
Not supported.
Application
Policy.ReadWrite.CrossTenantAccess
Not available.
Important
In delegated scenarios with work or school accounts where the signed-in user is acting on another user, they must be assigned a supported Microsoft Entra role or a custom role with a supported role permission. The following least privileged roles are supported for this operation.
Teams Administrator - excluding identity synchronization settings
Determines the partner-specific configuration for automatic user consent settings. Unless specifically configured, the inboundAllowed and outboundAllowed properties are null and inherit from the default settings, which is always false.
Defines your partner-specific configuration for users in your organization going outbound to access resources in another organization via Microsoft Entra B2B collaboration.
Defines your partner-specific configuration for users in your organization going outbound to access resources in another organization via Microsoft Entra B2B direct connect.
// Code snippets are only available for the latest version. Current version is 5.x
// Dependencies
using Microsoft.Graph.Models;
var requestBody = new CrossTenantAccessPolicyConfigurationPartner
{
TenantId = "3d0f5dec-5d3d-455c-8016-e2af1ae4d31a",
B2bDirectConnectOutbound = new CrossTenantAccessPolicyB2BSetting
{
UsersAndGroups = new CrossTenantAccessPolicyTargetConfiguration
{
AccessType = CrossTenantAccessPolicyTargetConfigurationAccessType.Blocked,
Targets = new List<CrossTenantAccessPolicyTarget>
{
new CrossTenantAccessPolicyTarget
{
Target = "6f546279-4da5-4b53-a095-09ea0cef9971",
TargetType = CrossTenantAccessPolicyTargetType.Group,
},
},
},
},
B2bDirectConnectInbound = new CrossTenantAccessPolicyB2BSetting
{
Applications = new CrossTenantAccessPolicyTargetConfiguration
{
AccessType = CrossTenantAccessPolicyTargetConfigurationAccessType.Allowed,
Targets = new List<CrossTenantAccessPolicyTarget>
{
new CrossTenantAccessPolicyTarget
{
Target = "Office365",
TargetType = CrossTenantAccessPolicyTargetType.Application,
},
},
},
},
};
// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=csharp
var result = await graphClient.Policies.CrossTenantAccessPolicy.Partners.PostAsync(requestBody);
// Code snippets are only available for the latest version. Current version is 6.x
GraphServiceClient graphClient = new GraphServiceClient(requestAdapter);
CrossTenantAccessPolicyConfigurationPartner crossTenantAccessPolicyConfigurationPartner = new CrossTenantAccessPolicyConfigurationPartner();
crossTenantAccessPolicyConfigurationPartner.setTenantId("3d0f5dec-5d3d-455c-8016-e2af1ae4d31a");
CrossTenantAccessPolicyB2BSetting b2bDirectConnectOutbound = new CrossTenantAccessPolicyB2BSetting();
CrossTenantAccessPolicyTargetConfiguration usersAndGroups = new CrossTenantAccessPolicyTargetConfiguration();
usersAndGroups.setAccessType(CrossTenantAccessPolicyTargetConfigurationAccessType.Blocked);
LinkedList<CrossTenantAccessPolicyTarget> targets = new LinkedList<CrossTenantAccessPolicyTarget>();
CrossTenantAccessPolicyTarget crossTenantAccessPolicyTarget = new CrossTenantAccessPolicyTarget();
crossTenantAccessPolicyTarget.setTarget("6f546279-4da5-4b53-a095-09ea0cef9971");
crossTenantAccessPolicyTarget.setTargetType(CrossTenantAccessPolicyTargetType.Group);
targets.add(crossTenantAccessPolicyTarget);
usersAndGroups.setTargets(targets);
b2bDirectConnectOutbound.setUsersAndGroups(usersAndGroups);
crossTenantAccessPolicyConfigurationPartner.setB2bDirectConnectOutbound(b2bDirectConnectOutbound);
CrossTenantAccessPolicyB2BSetting b2bDirectConnectInbound = new CrossTenantAccessPolicyB2BSetting();
CrossTenantAccessPolicyTargetConfiguration applications = new CrossTenantAccessPolicyTargetConfiguration();
applications.setAccessType(CrossTenantAccessPolicyTargetConfigurationAccessType.Allowed);
LinkedList<CrossTenantAccessPolicyTarget> targets1 = new LinkedList<CrossTenantAccessPolicyTarget>();
CrossTenantAccessPolicyTarget crossTenantAccessPolicyTarget1 = new CrossTenantAccessPolicyTarget();
crossTenantAccessPolicyTarget1.setTarget("Office365");
crossTenantAccessPolicyTarget1.setTargetType(CrossTenantAccessPolicyTargetType.Application);
targets1.add(crossTenantAccessPolicyTarget1);
applications.setTargets(targets1);
b2bDirectConnectInbound.setApplications(applications);
crossTenantAccessPolicyConfigurationPartner.setB2bDirectConnectInbound(b2bDirectConnectInbound);
CrossTenantAccessPolicyConfigurationPartner result = graphClient.policies().crossTenantAccessPolicy().partners().post(crossTenantAccessPolicyConfigurationPartner);
<?php
use Microsoft\Graph\GraphServiceClient;
use Microsoft\Graph\Generated\Models\CrossTenantAccessPolicyConfigurationPartner;
use Microsoft\Graph\Generated\Models\CrossTenantAccessPolicyB2BSetting;
use Microsoft\Graph\Generated\Models\CrossTenantAccessPolicyTargetConfiguration;
use Microsoft\Graph\Generated\Models\CrossTenantAccessPolicyTargetConfigurationAccessType;
use Microsoft\Graph\Generated\Models\CrossTenantAccessPolicyTarget;
use Microsoft\Graph\Generated\Models\CrossTenantAccessPolicyTargetType;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new CrossTenantAccessPolicyConfigurationPartner();
$requestBody->setTenantId('3d0f5dec-5d3d-455c-8016-e2af1ae4d31a');
$b2bDirectConnectOutbound = new CrossTenantAccessPolicyB2BSetting();
$b2bDirectConnectOutboundUsersAndGroups = new CrossTenantAccessPolicyTargetConfiguration();
$b2bDirectConnectOutboundUsersAndGroups->setAccessType(new CrossTenantAccessPolicyTargetConfigurationAccessType('blocked'));
$targetsCrossTenantAccessPolicyTarget1 = new CrossTenantAccessPolicyTarget();
$targetsCrossTenantAccessPolicyTarget1->setTarget('6f546279-4da5-4b53-a095-09ea0cef9971');
$targetsCrossTenantAccessPolicyTarget1->setTargetType(new CrossTenantAccessPolicyTargetType('group'));
$targetsArray []= $targetsCrossTenantAccessPolicyTarget1;
$b2bDirectConnectOutboundUsersAndGroups->setTargets($targetsArray);
$b2bDirectConnectOutbound->setUsersAndGroups($b2bDirectConnectOutboundUsersAndGroups);
$requestBody->setB2bDirectConnectOutbound($b2bDirectConnectOutbound);
$b2bDirectConnectInbound = new CrossTenantAccessPolicyB2BSetting();
$b2bDirectConnectInboundApplications = new CrossTenantAccessPolicyTargetConfiguration();
$b2bDirectConnectInboundApplications->setAccessType(new CrossTenantAccessPolicyTargetConfigurationAccessType('allowed'));
$targetsCrossTenantAccessPolicyTarget1 = new CrossTenantAccessPolicyTarget();
$targetsCrossTenantAccessPolicyTarget1->setTarget('Office365');
$targetsCrossTenantAccessPolicyTarget1->setTargetType(new CrossTenantAccessPolicyTargetType('application'));
$targetsArray []= $targetsCrossTenantAccessPolicyTarget1;
$b2bDirectConnectInboundApplications->setTargets($targetsArray);
$b2bDirectConnectInbound->setApplications($b2bDirectConnectInboundApplications);
$requestBody->setB2bDirectConnectInbound($b2bDirectConnectInbound);
$result = $graphServiceClient->policies()->crossTenantAccessPolicy()->partners()->post($requestBody)->wait();