Sure modern Mac/Windows/Linux system files with browser cache. Code+data files after build. This is enough to never find out about those 100 bytes. Not to ment

Sure modern Mac/Windows/Linux system files with browser cache. Code+data files after build. This is enough to never find out about those 100 bytes. Not to mention hardware backdoors in chips. Have all trillions of transistors and their schematics in each chip version been checked for possible backdoors in the Verilog compiler? One extra connection can provide root access and cost millions of dollars.