Hardened Kernel
From Gentoo Wiki
The information in this article is representative of former times and has been archived. It can be used for reference, but is most likely not appropriate for current usage. Generally archived articles should not be edited.
The Hardened Kernel Community Project is seeking to merge Grsecurity/PaX features into the upstream kernel.
Hardened Kernel Community Project
We Have Moved: https://github.com/thestinger/linux-hardened/wiki