• Key Management Service

  1. Help Center
  2. Key Management Service
  3. User Guide
  4. Management
  5. Scheduling the Deletion of One or Multiple CMKs
  6. Configuring SMN

Configuring SMN


This section describes how to configure the Simple Message Notification (SMN) function on the Cloud Trace Service (CTS) console.

Decryption will fail if the CMK used has been scheduled for deletion. You will receive messages about the decryption failure on terminals (SMS, email, HTTP, or HTTPS) if the SMN function has been configured in CTS.


  • You have obtained an account and its password for logging in to the management console.
  • CTS has been enabled.
  • You have subscribed to SMN.


  1. Log in to the management console.
  2. Click in the upper left corner of the management console and select a region or project.
  3. Choose Management & Deployment > Cloud Trace Service to go to the CTS console.
  4. In the navigation tree on the left, click Tracker.
  5. If the desired tracker is not enabled, click Enable. In the dialog box that is displayed, click OK to enable the tracker. If the tracker is already enabled, skip this step.
  6. In the navigation tree on the left, click Key Event Notifications. The Key Event Notifications page is displayed.
  7. Click Create Key Event Notification at the upper right corner of the page. The creation page is displayed.
  8. In the Basic Information area, enter a notification name. See Figure 1 for details.

    Figure 1 Configuring basic information

  9. Select operation types in the Operation area. See Figure 2 for details.

    Figure 2 Selecting operation types

    Table 1 Parameters for operation types



    Example Value

    Operation Type

    SMN sends messages to users when deletion, creation, or login operations are performed on CMKs.


  10. In the User area, specify the user who perform the specified operations. See Figure 3 for details.

    • You can select All users so that SMN notifications are sent when specified operations are performed by any user.
    • You can also select Specified users and add users to the User List. Then SMN notifications are sent when the specified operations are performed by specified users.
    Figure 3 Specifying users

  11. In the Topic area, configure whether to send notifications. See Figure 4 for details.

    Figure 4 Configuring SMN topic
    Table 2 Parameters for configuring the SMN notification




    Send Notification

    Specifies whether notifications will be sent.

    • Select Yes to activate notification.
    • Select No to deactivate notification.


    SMN Topic

    You can select an existing topic or click Topic to create a topic.

    For details about topics, see the Simple Message Notification User Guide.


  12. Click OK. The SMN notification is configured.