How signatures are added to email aliases using Sigsync?

You would like to know how to add signatures to email aliases using Sigsync email Signatures for Office 365.


With Sigsync Email Signatures for Office 365, you can add signatures to email aliases in both server-side and client-side signatures. The alias is an alternate email address that you can use instead of your primary email address. They are useful in combating spam, if you do not wish to share your personal email address with everyone. In order to make use of AD fields in an alias email address, this article presents custom attributes as a workaround.

To set up email aliases for an Office 365 account

  1. Login to Office 365 account as admin
  2. Click on Admin to open the Office 365 admin center.

    Open Office 365 admin center

  3. Select Active users under Users.

    Select Active Users

  4. Click on a user, whose alias you want to set.

    Select a user to set an alias

  5. Go to the Account tab and click the Manage username and email link under Aliases.

    Click on Manage username and email

  6. Enter a Username and click Add to create an alias for that email address. Click on the Save changes button at the bottom.

    Enter an alias username

  7. As soon as your changes are saved, you will receive a confirmation message stating Changes saved successfully as shown.

     Click on Save Changes

To set up Office 365 custom attributes for a user

  1. Go to the Mail tab as shown below, under More Actions click on the Edit Exchange properties link.

    Click Edit Exchange properties

  2. Click on More options to display custom attributes.

    Click More Options

  3. Now click on the Edit option ( ) to modify the custom attributes for users.

    Click on edit to modify custom attributes

  4. You can enter the alias email address that you have previously created. Click on OK and click the Save button to save the changes. After this you will get a confirmation message stating Saving completed successfully.

    Enter the alias email address and save

To add Sigsync email signature to the alias address

  1. Go to and login with your account credentials
  2. In the dashboard page, select the Manage Signature option for a tenant as shown in the screenshot below.

    Login to Sigsync dashboard

  3. In the Tenants page, expand the Signature Generator tab and click on Create, Edit, Templates to manage the signatures for the tenant.

    Click on Create, Edit Templates in the Tenants page

  4. In the Signature Generator, select a signature template and drag and drop the Custom AD field onto the signature template. Select the customAttribute to which you have added your alias email address from the previous section.

    Drag and drop the Custom AD field

  5. Go to Sigsync Preferences and click the button Sync AD Changes Now to update the custom attributes that you have set in the previous section.

    Sync AD changes in Preferences

  6. Now, go to the Signature Rules page and select All senders in the Senders tab. The alias email address should be selected in the senders section for the email signature to get appended for this address. Click on Save Changes to save the rule configuration.

    Select all Senders in Signature Rules

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