Well, it might be as much work to manage, and so might not be what you want,
but you could make use of the RACF DFP segments that everyone seems to
ignore, which were designed originally to eliminate the need for programming
ACS exit routines and things like FILTLISTs.

The DFP segment for the generic profile that will protect a new data set
specifies a RESOWNER, which may be a user or group. Or, in the absence of a
DFP segment, the high-level qualifier of the data set profile provides the
RESOWNER value.

The RESOWNER (a user or group) also has a DFP segment, which specifies the
default management class, storage class, and data class for all new data
sets created on behalf of that RESOWNER. 

The defaults can be overridden by JCL or IDCAMS constructs, or the ACS
routines if you have them, but they could easily assign appropriate default
values without the need to keep updating ACS routines or FILTLISTs if you
have a data set naming convention that is amenable to this use. You might
need to assign a few dummy user IDs or group names to hold DFP information,
but then you can simply set the DFP segment for an appropriate DATASET
profile to the proper RESOWNER, and get defaults for anything new protected
by that profile, and you're using RACF's generics rather than coding FILTLISTs.

(For some reason, it always seemed that the first (and possibly later)
generations of DFSMS educators seemed to be more RACF-phobic than the DFSMS
designers were, and so they seemed to actively discourage usage of these
functions, instead preferring that storage management folks become
programmers. Of course, it may be that they simply didn't want to have to
understand RACF, and felt that storage administrators shouldn't have to,
either. Thus my comment above that everyone seems to ignore these functions.
But especially if you're in a shop where you do both RACF and storage
functions, or if you're in a shop where you actually talk to your colleagues
and have good working relationships with them, the use of DFP segments might
help you.)

-- 
Walt Farrell
IBM STSM, z/OS Security Design

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