Want to display a message or banner before OpenSSH (SSHD server) authentication? Try this simple tip to show the banner or ASCII logo on your Linux or Unix system.
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Are you looking to send a temporary email right from your Linux or Unix terminal? Look no further. Try tmpmail command-line utility that allows you to generate a temporary email address for receiving emails. Underneath the script uses 1secmail’s API to receive the emails.
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Linux is a free and open-source kernel developed by Linus Torvalds, a Unix-like operating system clone. XKCD comic has a long tradition for including humorous geeky cartoons. In this post, I pick my favorite XKCD comics for Linux and Unix fans.
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Previously I explained how to encrypt Linux partitions or disk with the LUKS (Linux Unified Key Setup)/dm-crypt. In this quick blog post, I will explain how to backup and restore LUKS header for emergency purposes. Backup is useful for recovering from misconfigurations, corrupted headers or forgotten passphrase or unknown password.
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There is a new kid in town for resource monitoring on Linux called bashtop. As the name suggests, the entire tool coded in the bash script itself that displays usage and stats for CPU, RAD, HDD/SSD, network, and other resources. Let us see how to install and use bashtop, which is an awesome Linux resource monitor. You don’t need a Linux desktop to install it. You can also install this app on macOS/FreeBSD provided that you meet software requirements.
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Here are 10 Linux command to know the system and increase your productivity quickly.
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KDE project and Slimbook released a new Linux ultrabook with AMD Ryzen 4000 CPU that comes with eight cores, 16 threads, and a Plasma desktop. Let us look into Linux Slimbook Laptop hardware specifications and other information.
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One of the essential tasks for developers and sysadmin is to get an alert notification about failed services or running out of disk space and other critical failures. Let us see how to send or push a direct message to a mobile device powered by Apple iOS or Google Android phone.
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CentOS Linux 8.2 (2004) released. It is a Linux distribution derived from RHEL (Red Hat Enterprise Linux) 8.2 source code. CentOS was created when Red Hat stopped providing RHEL free. CentOS 8.2 gives complete control of its open-source software packages and is fully customized for research needs or for running a high-performance website without the need for license fees. Let us see what’s new in CentOS 8.2 (2004) and how to upgrade existing CentOS 8.1.1199 server to 8.2.2004 using the command line or bash prompt.
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