Ben Coman wrote > On Wed, Apr 12, 2017 at 3:34 PM, LaeMing < > laeming@.com
> > wrote: > >> Hi, I am fishing about for an environment to try to develop a simple >> virtual >> world system in (yes, I'm aware of croquet/cobolt!). >> >> In a smalltalk-like environment, that might conceivably involve inviting >> multiple people into the 'image' where the world is hosted to interact >> with >> objects within it (if I was to use a smalltalk, it would want it to >> interleave the entire system, not just host it on top.) >> >> What sort of security implications might that have and are there any >> current >> solutions to a multi-user single-image situation? >> > > If you want hostile actors working directly within the Image with a full > environment, then Pharo is probably not suitable. Its easy to get hold of > global class from the Playground references and overwrite/compile any > method in the system like this... > > SomeClass compile: 'initialize > MyEvilHack dostuff. > ^ super initialize ' > > You might want to consider Newspeak, which runs on the same VM as Pharo > and > has a focus on security. > * https://www.slideshare.net/esug/8-gilad-brachaesug08 > * https://www.youtube.com/watch?v=UwkROn7OmNQ > > cheers -ben Thanks, Ben. I am looking into Newspeak now. I am rather impressed so far! -- View this message in context: http://forum.world.st/Security-in-the-image-tp4941857p4941932.html Sent from the Pharo Smalltalk Developers mailing list archive at Nabble.com.
