[TUHS] History of chown semantics

[John Cowan]

Tim Bradshaw scripsit:

> Quotas actually don't seem to be used very much.  Instead people
> Greenspun it by confining applications to distinct filesystems and
> some kind of volume manager.  

Which is to say, the file owner is irrelevant to the quota system, only
the pathname matters.

> Privilege separation is more sorted out.  People (regulators, auditors,
> the organisation itself) are extremely interested in knowing who can
> see and do what.  Root access seems to be typically pretty sorted by now
> (no-one has it except under some kind of auditable breakglass process)
> and controlling per-user access is getting tied down where it hasn't
> been, usually by elaborate sudo rules for the various role users
> (unix admin, oracle admin, business users etc).  

Again, how can any of this be corrupted by free chown-ing?  

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