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US Patent 11777705 Techniques for preventing memory timing attacks

Patent 11777705 was granted and assigned to Intel on October, 2023 by the United States Patent and Trademark Office.

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Contents

Is a
Patent
Patent

Patent attributes

Patent Applicant
Intel
Intel
Current Assignee
Intel
Intel
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
11777705
Patent Inventor Names
Arun Kanuparthi
Nagaraju N. Kodalapura
Date of Patent
October 3, 2023
Patent Application Number
17384268
Date Filed
July 23, 2021
Patent Citations
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US Patent 10860709 Encoded inline capabilities
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US Patent 10902123 Remediation of flush reload attacks
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US Patent 11121853 Techniques for preventing memory timing attacks
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US Patent 10915466 System protecting caches from side-channel attacks
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US Patent 10116436 Techniques for preventing memory timing attacks
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US Patent 10255181 Dynamic input/output coherency
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US Patent 10318474 Data storage system with heterogenous parallel processors
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US Patent 10430100 Transactional operations in multi-master distributed data management systems
...
Patent Primary Examiner
‌
Hosuk Song
CPC Code
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G06F 21/577
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G06F 21/60
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G06F 21/52
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G06F 21/79
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G06F 21/564
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G06F 21/552
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H04L 9/005
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H04L 63/1416
...
Patent abstract

Techniques and apparatuses for detecting and preventing memory attacks are described. In one embodiment, for example, an apparatus may include at least one memory comprising a shared memory and a system memory, logic, at least a portion of the logic comprised in hardware coupled to the at least one shared memory, the logic to implement a memory monitor to determine a memory attack by an attacker application against a victim application using the shared memory, and prevent the memory attack, the memory monitor to determine that victim data is being reloaded into the shared memory from the system memory, store the victim data in a monitor memory, flush shared memory data stored in the shared memory, and write the victim data to the shared memory. Other embodiments are described and claimed.

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