Ces X64frev -

On Linux:

As of today, in mainstream computing. It most likely represents: ces x64frev

: Refers to a "Free" build (the retail/optimized version, as opposed to a "Checked" debug build used by developers). v : Typically stands for "Volume" or "Version." On Linux: As of today, in mainstream computing

In the context of the Windows Kernel ( ntoskrnl ), usually stands for Code Evaluation System or Code Execution Sentinel . It is not a publicly documented API but rather an internal label for the routines responsible for Check Event Selection or Code Integrity Checks . On Linux: As of today