Data memory-dependent prefetcher: Difference between revisions

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The DMP in Apple's [[Apple M1|M1]] computer architecture was demonstrated to be capable of being used as a [[memory side-channel]] in work first reported in 2024.<ref>{{Cite web |last=Goodin |first=Dan |date=2024-03-21 |title=Unpatchable vulnerability in Apple chip leaks secret encryption keys |url=https://arstechnica.com/security/2024/03/hackers-can-extract-secret-encryption-keys-from-apples-mac-chips/ |access-date=2024-03-21 |website=Ars Technica |language=en-us}}</ref>
 
Some [[Intel Core]] CPUs feature DMPwhat funcionalityIntel calls "Data Dependent Prefetcher" functionality, but Intel states that they have features to prevent them being used for side-channel attacks.<ref>{{Cite web |title=Data Dependent Prefetcher |url=https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/data-dependent-prefetcher.html |access-date=2024-03-21 |website=Intel |language=en}}</ref>
 
== References ==