Nov 21, 2021 · In this paper, we propose Domain Page-Table Isolation (DPTI), a novel mechanism for hardware-enforced security domains that can be readily used on commodity ...
In this paper, we propose Domain Page-Table Isolation. (DPTI), a novel mechanism for hardware-enforced security domains that can be readily used on commodity ...
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What is domain isolation?
How does kernel page table isolation implemented in the meltdown patch contribute to the slowdown in system performance?
Sep 7, 2024 · Modern applications often consist of different security domains that require isolation from each other. While several solutions exist, ...
Page Table Isolation (pti, previously known as KAISER [1]) is a countermeasure against attacks on the shared user/kernel address space such as the “Meltdown” ...
Kernel page-table isolation is a Linux kernel feature that mitigates the Meltdown security vulnerability and improves kernel hardening against attempts to ...
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Jun 11, 2023 · Extended Page Table switching with VMFUNC is a hardware isolation mechanism available in Intel CPUs. ... Domain isolation using MPK. Page table ...
Jul 6, 2023 · Microsoft provide no native way in Windows to disable Page Table Isolation and for the security of your Windows installation, that should never be disabled.
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How to use MPK for in-process isolation? • Only safe call gates modify PKRU. • No unsafe writes (WRPKRU) to the register exist. → Binary scanning ...
Mar 29, 2023 · This technique isolates system resources by constraining the scope of the processor's accessible memory into distinct units known as domains.
In this paper, we propose Quarantine, a principled, software-only approach to mitigate transient execution attacks by eliminating sharing of microarchitectural ...