[erlang-questions] A less trusting Erlang.

Bengt Kleberg bengt.kleberg@REDACTED
Thu Oct 15 07:53:27 CEST 2009


The function you have allowed somebody to spawn on your machine can send
messages to any Pid.


On Wed, 2009-10-14 at 20:11 +0100, Calum wrote:
> On Wed, Oct 14, 2009 at 5:25 PM, Yogish Baliga <yogishb@REDACTED> wrote:
> > We are using Erlang across data center boundary. We are using proto_dist as
> > inet_ssl for communication between erlang nodes.  Also using min and max
> > port setup provided by inet to limit the communication on a specific set of
> > ports.
> > On each physical box, we have setup iptable based firewall.
> > -- baliga
> Well, that would certainly make traversing unsecured networks fine -
> but what about asking people to share computing resources who don't
> necessarily trust each other with being able to run shell commands on
> each other's machines?
> I'm a little confused about the whole Pid conversation earlier though
> - surely if you're only able to spawn a single function on my box that
> I've defined, then Pids don't really come into it?
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