> But is the 10% perf hit really gaining you anything, expect to quell your
> paranoia. What is next, an encrypted /proc so that possible attackers can't
> gain information about running processes?
>
> David Maynor
Actually the openwall (http://www.openwall.com/linux) security patches do
something similar to this. I'm not actually sure if they encrypt it or
they just prevent read access to it by normal users but the effect is
the same. It can be a desirable security feature.
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