This isn't something I know a lot about but it sounds like the idea of a shadow stack [0] but implemented with crypto. See also Intel CET (for Control-flow Enfo

This isn't something I know a lot about but it sounds like the idea of a shadow stack [0] but implemented with crypto. See also Intel CET (for Control-flow Enforcement Technology). [1] [0] https://en.wikipedia.org/wiki/Shadow_stack https://en.wikipedia.org/wiki/Shadow_stack [1] https://www.intel.com/content/www/us/en/developer/articles/technical/technical-look-control-flow-enforcement-technology.html https://www.intel.com/content/www/us/en/developer/articles/t...