There are multiple commercial options significantly better than IBM's CDPz which often fails to send the data to Splunk in real-time. For many security operations centers, this real-time aspect is absolutely vital, especially when you consider how destructive some malware can be like wannacry and notpetya.
If you are looking for this complete solution, I recommend taking a look at BMC's AMI For Security https://www.bmc.com/it-solutions/ami-mainframe-security.html
The three best things about this product are:
1 - The out of the box solution you are looking for
2 - The multivariate correlation server in the command center that can do most of the analysis that splunk would do. By analyzing the data early, you only send the important alert information into Splunk and can significantly lower Splunk's overall bill.
3 - Captures significantly more data around Db2, IMS, and zVM than CDPz
... View more