But capabilities do solve real application security problems, and this capability system is proven correct. You can get the same thing on Linux [1], but there i

But capabilities do solve real application security problems, and this capability system is proven correct. You can get the same thing on Linux [1], but there is no guarantee that it can't be circumvented or broken. [1]: http://www.cl.cam.ac.uk/research/security/capsicum/ http://www.cl.cam.ac.uk/research/security/capsicum/