ðə mˈɛmɚɹi pɹətˈɛkʃən ɪz bˈeɪst ɔnðə fˈækt ðæt ˌoʊˈɛs ɹˈʌnɪŋ ɔnðə sˌiːpˌiːjˈuː sˈiː fˈɪɡjɚ ɛksklˈuːsɪvli kəntɹˈoʊlz bˈoʊθ ðɪ ˌɛmˌɛmjˈuː ænd ðɪ ˈaɪəmˌuː.
The memory protection is based on the fact that OS running on the CPU (see figure) exclusively controls both the MMU and the IOMMU.