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Add branding to encrypted messages

 

Applies to: Exchange Online, Exchange Online Protection, Office 365

Topic Last Modified: 2015-06-01

As an Exchange Online or Exchange Online Protection administrator, you can apply your company branding to customize the look of your organization’s Office 365 Message Encryption email messages and the contents of the encryption portal. Using Windows PowerShell cmdlets, you can customize the following aspects of the viewing experience for recipients of encrypted email messages:

  • Introductory text of the email that contains the encrypted message

  • Disclaimer text of the email that contains the encrypted message

  • Portal text that will appear in the message viewing portal

  • Logo that will appear in the email message and viewing portal

You can also revert back to the default look and feel at any time.

The following example shows a custom logo for ContosoPharma in the email attachment:

Sample of the view encrypted message page


To customize encryption email messages and the encryption portal with your organization’s brand
  1. Connect to Exchange Online using Remote PowerShell, as described in Connect to Exchange Online Using Remote PowerShell.

  2. Use the Set-OMEConfiguration cmdlet as described here: Set-OMEConfiguration or use the following table for guidance.

    Encryption customization options

    To customize this feature of the encryption experience Use these Windows PowerShell commands

    Default text that accompanies encrypted email messages

    The default text appears above the instructions for viewing encrypted messages

    Set-OMEConfiguration -Identity <OMEConfigurationIdParameter> -EmailText "<string of up to 1024 characters>"

    Example: Set-OMEConfiguration -Identity "OME Configuration" -EmailText "Encrypted message from ContosoPharma secure messaging system"

    Disclaimer statement in the email that contains the encrypted message

    Set-OMEConfiguration -Identity <OMEConfigurationIdParameter> DisclaimerText "<your disclaimer statement, string of up to 1024 characters>"

    Example: Set-OMEConfiguration -Identity "OME Configuration" -DisclaimerText "This message is confidential for the use of the addressee only"

    Text that appears at the top of the encrypted mail viewing portal

    Set-OMEConfiguration -Identity <OMEConfigurationIdParameter> -PortalText "<text for your portal, string of up to 128 characters>"

    Example: Set-OMEConfiguration -Identity "OME Configuration" -PortalText "ContosoPharma secure email portal"

    Logo

    Set-OMEConfiguration -Identity <OMEConfigurationIdParameter> -Image <Byte[]>

    Example: Set-OMEConfiguration -Identity "OME configuration" -Image (Get-Content "C:\Temp\contosologo.png" -Encoding byte)

    Supported file formats: .png, .jpg, .bmp, or .tiff

    Optimal size of logo file: less than 40 KB

    Optimal size of logo image: 170x70 pixels


To remove brand customizations on encryption email messages and the encryption portal
  1. Connect to Exchange Online using Remote PowerShell, as described in Connect to Exchange Online Using Remote PowerShell.

  2. Use the Set-OMEConfiguration cmdlet as described here: Set-OMEConfiguration. To remove your organization's branded customizations from the DisclaimerText, EmailText, and PortalText values, set the value to an empty string, "". For all image values, such as Logo, set the value to "$null".

    Encryption customization options

    To revert this feature of the encryption experience back to the default text and image Use these Windows PowerShell commands

    Default text that accompanies encrypted email messages

    The default text appears above the instructions for viewing encrypted messages

    Set-OMEConfiguration -Identity <OMEConfigurationIdParameter> -EmailText "<empty string>"

    Example: Set-OMEConfiguration -Identity "OME Configuration" -EmailText ""

    Disclaimer statement in the email that contains the encrypted message

    Set-OMEConfiguration -Identity <OMEConfigurationIdParameter> DisclaimerText "<empty string>"

    Example: Set-OMEConfiguration -Identity "OME Configuration" -DisclaimerText ""

    Text that appears at the top of the encrypted mail viewing portal

    Set-OMEConfiguration -Identity <OMEConfigurationIdParameter> -PortalText "<empty string>"

    Example reverting back to default: Set-OMEConfiguration -Identity "OME Configuration" -PortalText ""

    Logo

    Set-OMEConfiguration -Identity <OMEConfigurationIdParameter> -Image <"$null">

    Example reverting back to default: Set-OMEConfiguration -Identity "OME configuration" -Image $null

 
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