In computer networking a port is a software construct serving as a communications endpoint in a computer's host OS.

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What Mechanisms Keep Network Processes (and Applications) Sandboxed

This question stems from my other question, sorry if it is too similar. Now I would like to know what mechanism is used to sandbox network processes and (if relevant) individual programs, if at all? ...
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Only HTTP(S) port is open. Why do I need to worry about unpatched software?

Unpatched software poses no risk by itself. It's only problematic when someone exploits it. How could malware get into my system if I do have unpatched software in general and I'm connected to an ...
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What does Msgsrvr and Scientia-ssdb do?

I'm having a task in a computer security class in school where I'm supposed to scan a host for open ports in order to find out what services is being run there. I have found out (among other things) ...
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OSSEC, what is it telling me about port changes?

I've been diving into OSSEC for the last couple of months, but I feel unclear on one of it's alerts. I've provided the alert below. The main difference I see in previous output and current output is ...