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How To
id Command in Linux: Display User and Group Information
How To
sed Delete Lines: Remove Lines by Number, Pattern, or Range
How To
How to Rename Directories in Linux: mv, Loops, and rename
How To
w Command in Linux: Show Logged-In Users and System Activity
How To
sysctl Command in Linux: View and Change Kernel Parameters
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Posts by Cyber Defence
Cyber Defence
396 POSTS
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How To
Install PostgreSQL on Ubuntu: Database Setup and Admin Guide
Cyber Defence
-
June 29, 2026
0
How To
Install Xrdp Remote Desktop on Ubuntu: Setup and Connect
Cyber Defence
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June 29, 2026
0
How To
Tomcat 9 on Ubuntu 20.04: Install, Configure, and Start
Cyber Defence
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June 29, 2026
0
How To
Automatic Updates on Ubuntu: Set Up unattended-upgrades
Cyber Defence
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June 29, 2026
0
Blog
Best OSINT Tools for Intelligence Analysts 2026: Evidence-Grading Workflow
Cyber Defence
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June 28, 2026
0
Blog
Best OSINT Reconnaissance Tools 2026 for Ethical Security Research
Cyber Defence
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June 28, 2026
0
How To
Install Yarn on Ubuntu: Setup and Basic Commands
Cyber Defence
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June 28, 2026
0
How To
Install Docker Compose on Ubuntu: Step-by-Step Setup Guide
Cyber Defence
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June 28, 2026
0
How To
Install VirtualBox on Ubuntu from Ubuntu Repositories
Cyber Defence
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June 28, 2026
0
How To
Install Vagrant on Ubuntu: Setup and Getting Started Guide
Cyber Defence
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June 28, 2026
0
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APPLICATIONS
Furl – Wayback Machine URL Mining For Bug Hunting
Varshini
-
November 1, 2023
Linkook : A Comprehensive OSINT Tool For Social Media Investigations
Varshini
-
February 24, 2025
Hooker : Automated Dynamic Analysis of Android Applications
R K
-
May 14, 2018
How to Grow Your Business During the COVID-19 Pandemic?
Balaji N
-
September 2, 2020
HOT NEWS
cp Command: Copy Files and Directories in Linux
0xSnow
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September 20, 2025
0
Kali Linux
The cp command, short for "copy," is the main Linux utility for duplicating files and directories. Whether making a backup, organizing a project, or moving content, cp allows...