Creating a capabilities-based restricted execution system

Paul Rubin http
Sat Jan 3 10:09:04 CET 2004


"Sean R. Lynch" <seanl at chaosring.org> writes:
> Does anyone think I'm going in completely the wrong direction here? Am
> I missing anything obvious?

Well, I have a dumb question.  Have you studied the security failures
of rexec/Bastion and convinced yourself that they don't happen to your
new scheme?

You might look at the PyPy architecture doc if you haven't yet.
Making a separate object space for restricted objects may fit PyPy's
design quite naturally.



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