You can use Oracle Stream Analytics Visualizer to specify roles that can publish to the HTTP publish-subscribe channels that are configured for the HTTP Publish-Subscribe server.

For more information, see HTTP Publish-Subscribe Server Channel Security Management.

1. Log on to Oracle Stream Analytics Visualizer as a user with the Admin role.

2. In the left pane, click the Domain > Server > Services > Http Pub/Sub Server node, where Domain refers to the name of your Oracle Stream Analytics domain and Server refers to the name of the server instance.

   A table appears in the right pane with the list of HTTP pub-sub servers configured for Oracle Stream Analytics.

3. In the right pane, click the name of the HTTP pub-sub server in the table. The default server is called pubsub.

4. In the Channels table, click the name of the channel for which you want to configure security.

5. In the Publish Roles table, select the roles that are allowed to publish messages to this channel.

   If you want to select more than one role, use the Ctrl key.

6. Click Modify Channel at the bottom of the pane.