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Diffstat (limited to 'nixos/modules/security/hidepid.xml')
-rw-r--r-- | nixos/modules/security/hidepid.xml | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/nixos/modules/security/hidepid.xml b/nixos/modules/security/hidepid.xml new file mode 100644 index 00000000000..5715ee7ac16 --- /dev/null +++ b/nixos/modules/security/hidepid.xml @@ -0,0 +1,33 @@ +<chapter 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-hidepid"> + + <title>Hiding process information</title> + + <para> + Setting + <programlisting> + security.hideProcessInformation = true; + </programlisting> + ensures that access to process information is restricted to the + owning user. This implies, among other things, that command-line + arguments remain private. Unless your deployment relies on unprivileged + users being able to inspect the process information of other users, this + option should be safe to enable. + </para> + + <para> + Members of the <literal>proc</literal> group are exempt from process + information hiding. + </para> + + <para> + To allow a service <replaceable>foo</replaceable> to run without process information hiding, set + <programlisting> + systemd.services.<replaceable>foo</replaceable>.serviceConfig.SupplementaryGroups = [ "proc" ]; + </programlisting> + </para> + +</chapter> |