Intel’s Software Guard Extensions (SGX) Explained

Intel is working on designing their CPUs to enable running sensitive code with confidential information on machines you don't control or trust, like those in the cloud. In this recently released paper analyzing the latest secure computing technology in Intel's chips, the authors find that it is tied to a service that Intel runs. Seeing as Intel has a de facto monopoly over server and desktop CPUs, this effectively puts Intel in the position of controlling trust and potentially choosing winners in losers in the cloud computing market. One can also imagine that such a centralized service will be a lucrative target for hackers and rogue state actors.


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