Which Linux process is using a particular network port?

Most network related services have to open up a network socket, so they can start listening for incoming network requests. It is common to find the TCP or UDP being used as the main communication protocol. In this article, we will check what ports are used by which Linux process. Auditing processes and network services Find out what process is listening to a port Only one process can actively listen to a TCP or UDP port. We usually only discover […]

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Monitor file access by Linux processes

Process Auditing: Disk and File Activity Processes are the running workforce¬†on a Linux system. Each process has a particular goal, like forking child processes, handling incoming user requests of monitoring other processes. As a system administrator¬†or IT auditor, you might want to know at some point what disk activity occurs in a process. In this article, we have a look at a few options to quickly reveal what is occuring in a process, including disk and file activity. Monitor syscalls […]

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