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Simplifying Linux File Compression With Tar and Gzip. This article delves into the use of these tools, providing insights and detailed instructions to help you efficiently compress and decompress files in a Linux environment. Linux Journal, representing 25+ years of publication, is the original magazine of the global Open Source community.
How to Create a Shell Script in Linux - Linux Journal
Jul 28, 2021 · To create a shell script using the default text editor, just follow the steps given below. Step 1: Create a text file having a “.sh” extension. Then type a simple script. Step 2: Now don’t change the directory. And open the terminal. Using the command below, give executable access to the file created.
Hacking Made Easy: A Beginner's Guide to Penetration Testing …
Jun 13, 2024 · Penetration testing, often referred to as pen testing, is a critical practice in the field of cybersecurity. It involves simulating cyber-attacks on a system, network, or web application to identify vulnerabilities that could be exploited by malicious actors. This proactive approach allows organizations to strengthen their defenses before an ...
DIY: Build a Custom Minimal Linux Distribution from Source
Jul 3, 2018 · This is where the cross-compilation toolchain and target image will be installed and put into the lj-os subdirectory. If you prefer to install it elsewhere, make the adjustment to the code section below: $ export LJOS=~/lj-os. $ mkdir -pv ${LJOS} Finally, export some remaining variables: $ export LC_ALL=POSIX.
The DF Command - Linux Journal
by Phil Hughes. on March 1, 1994. The df command is used to show the amount of disk space that is free on file systems. In the examples, df is first called with no arguments. This default action is to display used and free file space in blocks. In this particular case, th block size is 1024 bytes as is indicated in the output.
How to Use the VI Editor in Linux
May 11, 2022 · Launch VI Text Editor. First, you need to launch the VI editor to begin working on it. To launch the editor, open your Linux terminal and then type: vi <filename_NEW> or <filename_EXISTING>. And if you mention an existing file, VI would open it to edit. Alternatively, you’re free to create a completely new file.
Configuring TACACS+ Server With A Simple GUI | Linux Journal
Oct 28, 2021 · Go to the configuration tab and press add new configuration button. Enter the name of the configuration, e.g. Default, and press the save button. Click build and verify to test that the configuration is valid. If everything is fine you can now deploy your first TACACS+ instance. To do so click the deploy button.
The 8 Best SSH Clients for Linux
Aug 17, 2023 · The above 8 SSH clients offer a wide range of features to cater to both beginners and experienced professionals. Trying out a few of them might help you find the perfect fit for your daily operations. George Whittaker is the editor of Linux Journal, and also a regular contributor. George has been writing about technology for two decades, and ...
Linux Performance Monitoring: Using Tools Like top, vmstat, and …
Nov 23, 2023 · Combining top, vmstat, and iostat allows for a comprehensive view of system performance. For instance, top can identify a high-load process, vmstat can confirm if it's due to swapping, and iostat can check if disk IO is the bottleneck. Regular monitoring helps in maintaining system health. Automating monitoring tasks using scripts and tools ...
Linux Networking: Configuring Network Address Translation (NAT)
Jan 9, 2024 · NAT is a method used in networking to modify network address information in IP packet headers while they are in transit across a traffic routing device. The primary purpose of NAT is to limit the number of public IP addresses an organization or network must use, for both economy and security purposes. Types of NAT.