If true, indicates that the hardware supports Windows Data Execution Prevention (DEP) technology. DEP ensures that all memory ...

If true, indicates that the hardware supports Windows Data Execution Prevention (DEP) technology. DEP ensures that all memory locations are marked with a non-executable attribute unless the memory location explicitly contains executable code.  This can help mitigate certain types of buffer overrun security exploits.  If DEP is available, 64-bit applications are automatically protected.  To determine if DEP has been enabled for 32-bit applications and drivers, use the DataExecutionPrevention_ properties