Europe under Review: Part 8 of 8 – Individual Rights
Privacy and Cybersecurity Law
JUNE 5, 2014
This week we look at the last topic in our series of “back to data privacy basics”: individual rights. Rights […].
Sat.May 31, 2014 - Fri.Jun 06, 2014
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Execute without read
Scary Beasts Security
JUNE 5, 2014
A couple of years ago, during an idle moment, I wondered what we could do if we had the hardware CPU primitive of pages with permissions execute-only (i.e. no read and write): [link] It turns out that aarch64 has exactly such support. Here's support heading in to the Linux kernel: [link] The original idea was to defeat ROP by having all of the instructions randomized a bit on a per-install basis.
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