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Release: Australia · Updated: 2026-03-12 · Official documentation · View source

Upload a CA certificate

Upload a digital CA (Certificate Authority) certificate to validate email certificates for secure communication.

Before you begin

Role required: admin

Procedure

  1. Navigate to All > System Notification > SMIME > CA Certificate.

  2. Select New.

  3. Select the attachment icon

Image omitted: attach-icon.png
Attachment icon to upload the CA certificate.
  1. On the form, fill in the fields.

    FieldsDescriptions
    NameUnique name for the CA certificate.
    TypeThe type of CA certificate.
    Expiration notificationOption to enable expiration.
    Warn in days to expireNumber of days to send a warning prior to the expiration date.
    ActiveOption to enable the CA certificate.
    Short descriptionDescription for the CA certificate.
  2. Select Submit.

What to do next

Upload an email certificate.

Parent Topic:Setting up S/MIME for email

Related topics

Import an S/MIME key pair

Upload an email certificate

Enable S/MIME