If your applications use the publish/subscribe services
of a broker, you can apply an additional level of security to the topics on
which messages are published and subscribed. This topic-based security is
managed by the User Name Server.
Before you start:
Before you create a User Name Server, refer to Considering security for a User Name Server.
To enable topic-based security, complete the following steps:
If you are issuing publish/subscribe requests from a JMS client, additional security options are available. Refer to SSL authentication, Quality of protection, and Authentication services.
Answer the following questions:
When you set the service ID with the -i option on the mqsicreateusernameserver or mqsichangeusernameserver command, you determine the user ID under which the User Name Server component process runs.
Answer the following questions:
When the users that issue publish and subscribe commands are domain users, set the -d option on the mqsicreateusernameserver command to the domain those users come from. All users that issue publish and subscribe commands must come from the same domain.