The role of the API exit and the API-crossing exit in security

Note:
In this section, the term API exit means either an API exit or an API-crossing exit.

There are many possible uses of API exits. For example, you can use them to log messages, monitor the use of queues, log failures in MQI calls, maintain audit trails for accounting purposes, or collect statistics for planning purposes.

API exits can also provide the security services described in the following sections.