Parameter Attribute DataType Description Allowed Values
IsSingleInstance Key String Specifies the resource is a single instance, the value must be 'Yes' Yes
Identity Write String The Identity parameter specifies the ATP policy that you want to modify. There's only one policy named Default.
Ensure Write String Since there is only one policy, the default policy, this must be set to 'Present' Present
AllowSafeDocsOpen Write Boolean The AllowSafeDocsOpen parameter specifies whether users can click through and bypass the Protected View container even when Safe Documents identifies a file as malicious.
EnableATPForSPOTeamsODB Write Boolean The EnableATPForSPOTeamsODB parameter specifies whether ATP is enabled for SharePoint Online, OneDrive for Business and Microsoft Teams. Default is $false.
EnableSafeDocs Write Boolean The EnableSafeDocs parameter specifies whether to enable the Safe Documents feature in the organization. Default is $false.
Credential Write PSCredential Credentials of the Exchange Global Admin
ApplicationId Write String Id of the Azure Active Directory application to authenticate with.
TenantId Write String Id of the Azure Active Directory tenant used for authentication.
CertificateThumbprint Write String Thumbprint of the Azure Active Directory application's authentication certificate to use for authentication.
CertificatePassword Write PSCredential Username can be made up to anything but password will be used for CertificatePassword
CertificatePath Write String Path to certificate used in service principal usually a PFX file.
ManagedIdentity Write Boolean Managed ID being used for authentication.
AccessTokens Write StringArray[] Access token used for authentication.


This resource configures the Advanced Threat Protection (ATP) policy in Office 365. Tenant must be subscribed to ATP.



To authenticate with Microsoft Exchange, this resource required the following permissions:


  • Transport Hygiene, Security Admin, View-Only Configuration, Security Reader

Role Groups

  • Organization Management


Example 1

This example is used to test new resources and showcase the usage of new resources being worked on. It is not meant to use as a production baseline.

Configuration Example
        [Parameter(Mandatory = $true)]
    Import-DscResource -ModuleName Microsoft365DSC

    node localhost
        EXOAtpPolicyForO365 'ConfigureAntiPhishPolicy'
            IsSingleInstance        = "Yes"
            EnableATPForSPOTeamsODB = $true
            Ensure                  = "Present"
            Credential              = $Credscredential