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 ...
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Crafting a Custom Linux Kernel for Your Embedded Projects. In this article, we will guide you through the intricate process of building a custom Linux kernel for embedded systems. Linux Journal, representing 25+ years of publication, is the original magazine of …
How to Set Up a Debian Development Environment | Linux Journal
Oct 3, 2024 — dd command (Linux) To create the USB, follow these steps using balenaEtcher as an example: Download and install balenaEtcher. Insert your USB drive (ensure it’s backed up, as this will erase all data). Open balenaEtcher, select the downloaded Debian ISO, choose the USB drive, and click "Flash." Installation Process.
The Sort Command: A Beginner's Guide to Using Linux's Best …
May 19, 2023 — The sort command is an essential utility in Linux that arranges the contents of a file or standard input in ascending or descending order. It operates on a line-by-line basis and provides numerous options for customization. Sorting Text Files with the Sort Command. Sorting text files is one of the most common applications of the sort command.
System Performance Monitoring and Tuning Guide - Linux Journal
Oct 17, 2023 — Difference between Monitoring and Tuning. While they're closely related, monitoring is the act of observing and recording the state of a system, whereas tuning involves making adjustments to improve its performance. CPU Metrics: These include load averages (a measure of task demand over time), utilization (how busy the CPU is), and context ...
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 ...
Simplifying Linux File Compression With Tar and Gzip
Oct 10, 2024 — File compression is a crucial technique in managing data, particularly in systems administration and software development. It helps reduce file size, making storage and transmission more efficient.
ZFS on Linux: Unlocking Advanced File System and Volume …
Feb 15, 2024 — By mastering the intricacies of ZFS, administrators and users can unlock the full potential of their storage infrastructure and harness the power of advanced file system and volume management. George Whittaker is the editor of Linux Journal, and also a regular contributor. George has been writing about technology for two decades, and has been a ...
Unix vs. Linux: What's the Difference? - Linux Journal
Jun 26, 2019 — The first and most glaring difference is Linux is an open-source operating system, and UNIX is closed-source and proprietary. The Linux kernel and associated components are free for you to download and modify. You can also compile your own Linux distribution using open-source code. The main shell for Linux is called BASH, while the UNIX shell ...
Back to Basics: Sort and Uniq - Linux Journal
Jan 8, 2019 — Kyle Rankin is a Tech Editor and columnist at Linux Journal and the Chief Security Officer at Purism. He is the author of Linux Hardening in Hostile Networks, DevOps Troubleshooting, The Official Ubuntu Server Book, Knoppix Hacks, Knoppix Pocket Reference, Linux Multimedia Hacks and Ubuntu Hacks, and also a …