Lanner FW-8896A User Manual page 63

Hyper-Threading [ALL]: enables or disables Hyper Threading. This is the software method to enable or disable logical
processor threads.
Execute Disable Bit: an Intel hardware-based protection against malicious code. It will detect the memory in which a
code can be executed or not. When enabled, it will prevent certain classes of malicious buffer overflow attacks when
combined with a supporting OS. When disabled, it forces the XD feature flag to always return 0.