Linux system hardening: adding hidepid to /proc

Hiding processes for other users The pseudo-filesystem /proc contains a lot of useful information for the system administrator.¬†It also shares a lot to normal users on the system. We can change what can be seen by using the right mount options. When looking in /proc you will discover a lot of files and directories. A lot of these directories are just numbers and represent the information about a particular process ID (PID). By default, Linux systems are deployed to allow […]

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Most important steps for Linux server hardening

Linux Hardening Most systems have confidential data that needs to be protected. A safe system starts with a solid infrastructure. That includes physical security measures to prevent unauthorized people from access the system in the first place. From there on, security starts at the moment of system installation. This guide touches taht area and goes into the actions after the system is installed. Hardening steps for Linux systems 1. Install security¬†updates and patches Most weaknesses in systems are caused by […]

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