Also known as DEP under Windows: https://en.wikipedia.org/wiki/Data_Execution_Prevention
Or more general: NX: https://en.wikipedia.org/wiki/NX_bit
There should probably be a definitive name for this.
[edit] I understand HN prefers to use the original headline when linking and the source has no need to explain the term but I do so enjoy learning new things from HN.
Also known as DEP under Windows: https://en.wikipedia.org/wiki/Data_Execution_Prevention
Or more general: NX: https://en.wikipedia.org/wiki/NX_bit
There should probably be a definitive name for this.