MINIX — The most popular OS in the world, thanks to Intel | Network World: "But here’s the crazy part: That’s not the only operating system you’re running.
If you have a modern Intel CPU (released in the last few years) with Intel’s Management Engine built in, you’ve got another complete operating system running that you might not have had any clue was in there: MINIX.
That’s right. MINIX.
The Unix-like OS originally developed by Andrew Tanenbaum as an educational tool — to demonstrate operating system programming — is built into every new Intel CPU.
MINIX is running on “Ring -3” (that’s “negative 3”) on its own CPU. A CPU that you, the user/owner of the machine, have no access to. " 'via Blog this'
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