On Monday, 10/26/2009 at 08:35 EDT, Lee Stewart 
<lstewart.dsgr...@attglobal.net> wrote:
> Hi all...
> 
> If I want to make a console log less tamperable by someone on OPERATOR
> who might want to hide his workings, can I do something like define
> OPERATOR's own authority to NONE, yet still have the console log work,
> just that the OPERATOR can't stop or redirect it?  (So he can't issue
> something like a  SPOOL CONS STOP or a SPOOL CONS NOTERM.)  Or maybe
> have the OPERATOR's console owned by another user?   Or??
> 
> The intent is to send the console to a service machine that will archive
> it off the VM system.   And from creation till it's off the VM system,
> it should be as tamper-proof as possible.

The only way to stop the OPERATOR from messing with a user's console log 
is to take away the operator's ability to SEND commands.  That means (a) 
no class C SEND, and (b) no privileged SET SECUSER.

I would suggest the operator shouldn't have class C and that you change 
the privclass of class A SET SECUSER to something else.

RACF will not help you with this unless you simply want to monitor the use 
of SEND (any privclass).

Alan Altmark
z/VM Development
IBM Endicott

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