EXODkimSigningConfig

Parameters

Parameter	Attribute	DataType	Description	Allowed Values
Identity	Key	String	The Identity parameter specifies the DKIM signing policy that you want to modify. This should be the FQDN.
AdminDisplayName	Write	String	The AdminDisplayName parameter specifies a description for the policy.
BodyCanonicalization	Write	String	The BodyCanonicalization parameter specifies the canonicalization algorithm that's used to create and verify the message body part of the DKIM signature. This value effectively controls the sensitivity of DKIM to changes to the message body in transit. Valid values are 'Simple' or 'Relaxed'. 'Relaxed' is the default.	Simple, Relaxed
HeaderCanonicalization	Write	String	The HeaderCanonicalization parameter specifies the canonicalization algorithm that's used to create and verify the message header part of the DKIM signature. This value effectively controls the sensitivity of DKIM to changes to the message headers in transit. Valid values are 'Simple' or 'Relaxed'. 'Relaxed' is the default.	Simple, Relaxed
KeySize	Write	UInt16	The KeySize parameter specifies the size in bits of the public key that's used in the DKIM signing policy. The only available value is 1024.	1024
Enabled	Write	Boolean	The Enabled parameter specifies whether the DKIM Signing Configuration is enabled or disabled. Default is $true.
Ensure	Write	String	Specifies if this Client Access Rule should exist.	Present, Absent
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.

EXODkimSigningConfig

Description

This resource configures the DomainKeys Identified Mail (DKIM) signing policy settings for domains in a cloud-based organization.

Parameters

Ensure

• Required: No (Defaults to 'Present')
• Description: Specifies whether the configured Dkim Signing Config should be Present or Absent.

Credential

• Required: Yes
• Description: Credentials of the Office 365 Global Admin

Identity

• Required: Yes
• Description: The Identity parameter specifies the Dkim Signing Config that you want to modify. This should be the FQDN of the domain for this DKIM Signing Config.

AdminDisplayName

• Required: No
• Description: The AdminDisplayName parameter specifies a description for the policy.

BodyCanonicalization

• Required: No
• Description: The BodyCanonicalization parameter specifies the canonicalization algorithm that's used to create and verify the message body part of the DKIM signature. This value effectively controls the sensitivity of DKIM to changes to the message body in transit. Valid values for this parameter are: Simple Relaxed (This is the default)

Enabled

• Required: No
• Description: The Enabled parameter specifies whether the Dkim Signing Config is enabled or disabled. Valid values for this parameter are $true or $false. Default is $true

HeaderCanonicalization

• Required: No
• Description: The HeaderCanonicalization parameter specifies the canonicalization algorithm that's used to create and verify the message header part of the DKIM signature. This value effectively controls the sensitivity of DKIM to changes to the message headers in transit. Valid values for this parameter are: Simple Relaxed (This is the default)

KeySize

• Required: No
• Description: The KeySize parameter specifies the size in bits of the public key that's used in the DKIM signing policy. The only available value is 1024.

Example

        EXODkimSigningConfig DkimSigningConfigExample {
                Ensure                 = 'Present'
                Identity               = 'contoso.com'
                Credential             = $Credential
                AdminDisplayName       = 'contoso.com DKIM Config'
                BodyCanonicalization   = 'Relaxed'
                Enabled                = $false
                HeaderCanonicalization = 'Relaxed'
                KeySize                = 1024
        }

Examples

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
{
    param(
        [Parameter(Mandatory = $true)]
        [PSCredential]
        $credsGlobalAdmin
    )
    Import-DscResource -ModuleName Microsoft365DSC

    node localhost
    {
        EXODkimSigningConfig 'ConfigureDKIMSigning'
        {
            KeySize                = 1024
            Identity               = 'contoso.onmicrosoft.com'
            HeaderCanonicalization = "Relaxed"
            Enabled                = $True
            BodyCanonicalization   = "Relaxed"
            AdminDisplayName       = ""
            Ensure                 = "Present"
            Credential             = $credsGlobalAdmin
        }
    }
}