Userland processes can't directly read the debug registers. | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		tptacek on May 30, 2011 \| parent \| context \| favorite \| on: Tresor Runs Encryption Securely Outside RAM Userland processes can't directly read the debug registers.

JoachimSchipper on May 30, 2011 [–]

Absolutely. Then again, assuming that you can't get from root to kernel on a Linux box seems somewhat optimistic. Still a cool hack, though.

Consider applying for YC's Fall 2025 batch! Applications are open till Aug 4
Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact