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Everything about Memory protection

Way to control memory access rights on a computer

Memory protection is a way to control memory access rights on a computer, and is a part of most modern instruction set architectures and operating systems. The main purpose of memory protection is to prevent a process from accessing memory that has not been allocated to it. This prevents a bug or malware within a process from affecting other processes, or the operating system itself. Protection may encompass all accesses to a specified area of memory, write accesses, or attempts to execute the contents of the area. An attempt to access unauthorized memory results in a hardware fault, e.g., a segmentation fault, storage violation exception, generally causing abnormal termination of the offending process. Memory protection for computer security includes additional techniques such as address space layout randomization and executable-space protection. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: Memory protectionA 5-minute orientation
  2. Skim a recent paper: Cross-reactive memory T cells associate with protection against SARS-CoV-2 infection in COVID-19 contactsInfluential work since 2022
  3. Pick up a classic book: The World Is Flat -A Brief History OF THE TWENTY-FIRST CENTURYThe most-reprinted book on the subject
  4. Read the landmark paper: Hardware-Efficient Autonomous Quantum Memory ProtectionCited 297 times
  5. Go sideways: NX bitA closely related topic
  6. Go sideways: Virtual memoryA closely related topic

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🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

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