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3

Joanna Rutkowska, leader of the Qubes project, does a great job into documenting the concepts on which Qubes is relying. I therefore strongly suggest you to get the information at the source, and in particular to read the two following documents: Software compartmentalization vs. physical separation (Or why Qubes OS is more than just a random collection of ...


3

The four ring system was designed by Intel for anyone to use, and Microsoft chose a scheme to simplify development work and provide a faster OS at the cost of some security. As far as Microsoft is concerned, they haven't been phased out, so much as they were never used to begin with. Microsoft didn't ask Intel to make a two ring system; Intel provided a four ...


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Yes, you can do this, but it may not be the best design since, on some systems, such as HP-UX, the permissions of the socket file are ignored. While the permissions of the parent directory will still be applied, these may be harder to administer than the permissions on the socket file itself. Unix domain sockets provide another means for verifying the ...



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