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The growing interest in Linux commands has led to the creation of this infographic, summarizing key Linux commands in French, categorized for ease of use. Whether you’re a beginner or an expert, this guide aims to be a valuable reference.
You Should Know: Practical Linux Commands & Usage
File & Directory Operations
– `ls` – List directory contents
ls -la # Show hidden files with details
– `cd` – Change directory
cd /var/www # Navigate to a specific directory
– `cp` – Copy files/directories
cp file.txt /backup/ # Copy a file to another location
– `mv` – Move/rename files
mv oldname.txt newname.txt # Rename a file
– `rm` – Remove files/directories
rm -rf directory/ # Force-delete a directory (use with caution)
System & Process Management
– `top` / `htop` – Monitor system processes
htop # Interactive process viewer
– `ps` – Display running processes
ps aux | grep nginx # Find specific processes
– `kill` – Terminate processes
kill -9 PID # Force-kill a process
– `systemctl` – Manage system services
systemctl restart apache2 # Restart a service
Networking Commands
– `ifconfig` / `ip a` – Network interface details
ip a # Show IP addresses
– `ping` – Test network connectivity
ping google.com
– `netstat` – Network statistics
netstat -tuln # List listening ports
– `ssh` – Secure remote login
ssh [email protected]
Permissions & Ownership
– `chmod` – Change file permissions
chmod 755 script.sh # Set executable permissions
– `chown` – Change file owner
chown user:group file.txt
Package Management (Debian/Ubuntu)
– `apt-get` – Install/update packages
sudo apt-get update && sudo apt-get upgrade
– `dpkg` – Manage `.deb` packages
sudo dpkg -i package.deb
What Undercode Say
Mastering Linux commands is essential for cybersecurity professionals, sysadmins, and IT enthusiasts. Regular practice with these commands enhances efficiency in system administration, security auditing, and troubleshooting.
Expected Output:
A structured, actionable guide for Linux users, improving command-line proficiency in cybersecurity and system management.
References:
Reported By: S%C3%A9verine Iltis – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅
