Update hardening-guide.md (#191)

Based on rancher/rancher#35772 and rancher/rke2#402. Ran into issue setting kernel.keys.root_maxbytes on newer distros Signed-off-by: Harsimran Singh Maan <[email protected]>
k3s-io · Nov 9, 2023 · 8b65c38 · 8b65c38
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diff --git a/docs/security/hardening-guide.md b/docs/security/hardening-guide.md
@@ -31,7 +31,6 @@ vm.panic_on_oom=0
 vm.overcommit_memory=1
 kernel.panic=10
 kernel.panic_on_oops=1
-kernel.keys.root_maxbytes=25000000
 ```
 
 ## Kubernetes Runtime Requirements