The design limitation of Intel Software Guard eXtensions (SGX) start discussion end of 2017. The security expertise focusing the topic on software development for SDK. Since the programming language are mainly written by programming language C and C++. A possibility factor predict that it will be lured for threat actors interest. And therefore a conference held last year 2017 focus the specifics issue. Regarding to the observation of The Ohio State University observe (Department of Computer Science and Engineering), they found hack tricks which may allow to do in Intel Software Guard eXtension during SDK development. Perhaps Meltdown and Spectre incident override this issue. The security expert including myself awaken this week and starting the similar discussion. This attack so called SgxSpectre attack. No matter what will be happen in future. It tell the world that our electronic industry running too fast. It lack of business maturity model concept involvement.. Yes, we a living in a huge competition market which do not concerning long product life cycle. And the final way encounter hard to resolve issue occurs like the situation today. Technical article for your reference.