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    SubjectRe: Change proc file permissions with sysctls
    >> The permissions of files in /proc/1 (usually belonging to init) are
    >> kept as they are. The idea is to let system processes be freely
    >> visible by anyone, just as before. Especially interesting in this
    >> regard would be instances of login. I don't know how to easily
    >> discriminate between system processes and "normal" processes inside
    >> the kernel (apart from pid == 1 and uid == 0 (which is too broad)).
    >> Any ideas?

    As a side note, I have not experienced any problems when also "hiding" system
    processes by making e.g. /proc/1 mode 0700.

    Jan Engelhardt
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