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Diffstat (limited to 'nixos/doc/manual/configuration/profiles/hardened.xml')
-rw-r--r-- | nixos/doc/manual/configuration/profiles/hardened.xml | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/nixos/doc/manual/configuration/profiles/hardened.xml b/nixos/doc/manual/configuration/profiles/hardened.xml new file mode 100644 index 000000000000..b3b433792f53 --- /dev/null +++ b/nixos/doc/manual/configuration/profiles/hardened.xml @@ -0,0 +1,22 @@ + +<section xmlns="http://docbook.org/ns/docbook" + xmlns:xlink="http://www.w3.org/1999/xlink" + xmlns:xi="http://www.w3.org/2001/XInclude" + version="5.0" + xml:id="sec-profile-hardened"> + <title>Hardened</title> + <para> + A profile with most (vanilla) hardening options enabled by default, + potentially at the cost of features and performance. + </para> + <para> + This includes a hardened kernel, and limiting the system information + available to processes through the <filename>/sys</filename> and + <filename>/proc</filename> filesystems. It also disables the User Namespaces + feature of the kernel, which stops Nix from being able to build anything + (this particular setting can be overriden via + <xref linkend="opt-security.allowUserNamespaces"/>). See the <literal + xlink:href="https://github.com/nixos/nixpkgs/tree/master/nixos/modules/profiles/hardened.nix"> + profile source</literal> for further detail on which settings are altered. + </para> +</section> |