Is there any security issue while two different process using different hard link of same file?

To reduce disk space I have planned to use a hard link instead of full copy, Is there any security issue while two different processes using different hard links of the same executable file as base?

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What is the best way to restrict /proc fs from malicious users (linux)?

I am trying to make a restriction to procfs like only a certain groups of members can perform read and write actions.

kernel document says we can do that by setting hidepid and gid in /etc/fstab. It will restrict the malicious user from m… Continue reading What is the best way to restrict /proc fs from malicious users (linux)?

What can be a reason if testssl stops scanning in the process? [closed]

I’m scanning servers with testssl, but it seems like that some of them have stopped running, or maybe they are paused. I’m using linux screen and there are 15 detached processes running. Half of them are already finished, and as I checked … Continue reading What can be a reason if testssl stops scanning in the process? [closed]