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CICS Transaction Server for z/OS

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Callable Services & Other Ressources Access security and Traceability

Callable services run within the CICS environment. In certain cases—such as ICSF—these services are critical, and so are the associated keys safeguarded in the Key Data Set (KDS). When a transaction performs encryption, CICS is granted access to t...
7 days ago in CICS Transaction Server for z/OS / Other 0 Under review

Enable turning USER EXITs on and off through CPSM, CICS Explorer, etc.

Currently this can only be done through the CICS SPI. However, it's not hard to create an exit that locks everyone out of the native CICS black screen (in our case, this was the desired outcome, except for system users), and (as a side effect) pre...
about 2 months ago in CICS Transaction Server for z/OS / Runtime 0 Under review

SMF110 - Log DFHDS0102 Percentage Ratios to SMF; both QR/CPU ratio; Dispatch Interval ratio

Log to SMF110; Ratios for: DFHDS0102 I 09/14/2025 07:04:40 CICSQCPR QR TCB CPU / dispatch ratio: nn.nn%. QR TCB dispatch / interval ratio: nn.nn% This is for consistancy rather than manually calculating. Performance consistancy with statistics rep...
about 2 months ago in CICS Transaction Server for z/OS / Runtime 0 Under review

Have the ability to control the maximum number of concurrent KAFKA messages to be processed

We have a microservice running in CICS Liberty which is listening on a Kafka topic. After an outage, 100s of Kafka messages are flooding into CICS to be processed at the same time. This has the potential to cause all sort of issues for this servic...
2 months ago in CICS Transaction Server for z/OS / Other 0 Under review

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