Keeping data secure has been an ongoing quest for security professionals since we first began processing and storing large amounts of data. The problem is no matter how sophisticated your security software is, there is one simple flaw that cannot be overcome: Data cannot be simultaneously used and secured. Intel introduced Software Guard Extensions (SGX) a set of security-related machine-level instruction codes built into their new CPUs. Enclaves deliver Hardware-Grade Security that can’t be seen or used outside the enclave.”]
Source: https://www.darkreading.com/application-security/the-fatal-flaw-in-data-security