The Case Against Intel SGX

In Summary :

Intel’s SGX is an extension to the x86 architecture that introduces new x86 instructions that allow CPU encryption of physical memory in protected “enclaves”. Since new CPU instructions have to be explicitly executed by the application in order to use these enclaves, all current and legacy application must be modified in order to include these instructions. In fact, Intel built prototypes [1] of Open Source Enterprise Rights Management and Secure Video Conferencing software protected with SGX, which required a full refactoring of the each application into trusted and untrusted parts[...]

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