From: "Jonathan S. Shapiro" <shap@eros-os.org>
Replying To: Mark Miller <markm@caplet.com>
Date: 04 Dec 2002 16:00:20 -0500
Subject: Re: [e-lang] "Capability Myths Demolished" (was: Software security workshop)

On Wed, 2002-12-04 at 13:56, Mark Miller wrote:
> At 10:14 AM 12/4/2002 Wednesday, Tyler Close wrote:
> >The Dennis and Van Horn system supported protected procedures that
> >look very much to me like E objects. A sender could only invoke a
> >protected procedure by indexing a capability in its C-list....
> 
> 
> I hadn't remembered this feature of Dennis and Van Horn....

Nor had I. I also remember the universally cited paper as dealing
primarily with memory references.  However, there is a very clear
relationship here to Hydra and CAL, both of which provided a form of
protected procedures.

shap 

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