Manage User Password Expiration and Aging with Chage Command in Linux

It’s always best practice to keep changing user password at a regular interval. In the production system, it is highly recommended unless it’s hard coded the password in the  application. In this article, we are going to see the usage of chage command in Linux for password aging activities. The command name chage is an acronym …

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top command in Linux with examples.

Top (Table of Process) command acts like task manager in Windows. It displays information about Number of User currently logged in, load average, task status, and usage of  CPU, Memory & SWAP, process running in real-time of the system. top command is very important tool for monitoring current load and various other activities on the server. …

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Passwordless SSH in Linux Using Public-Private Key Pairs.

SSH stands for Secure Shell. We connect remote host to interact in Linux console every now and then during daily operation. We often called passwordless SSH for key based authentication. In this post we are going to see how this can be done. Following are the advantages of passwordless SSH in Linux. End user need …

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Extract Hardware or System Information using dmidecode command in Linux

dmidecode command helps to extract hardware and other useful pieces of information like Make and Model of System, memory, BIOS, CPU, Chassis, Serial no.of the System etc. dmidecode tool is to dump DMI table contents in a human readable format. SMBIOS and DMI both standards  are related and developed by the DMTF (Desktop Management Task …

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