9 Things To Do After Installing Kali Linux

Published at : 23 Dec 2025

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📝 Commands

1️⃣ Change Hostname
sudo hostnamectl set-hostname Demo
sudo nano /etc/hosts

2️⃣ Create New User/Password
sudo adduser fresh

3️⃣ Add New User to sudo group
sudo usermod -G sudo fresh

4️⃣ Lock default kali user
sudo usermod -L kali

5️⃣ Generate ssh keys
ssh-keygen -t ecdsa -b 521

6️⃣ Check for running services and stop/disable
service --status-all
sudo service ssh status
sudo service ssh stop
sudo systemctl disable ssh
sudo service ssh status

7️⃣ Update Repositories && Upgrade
sudo apt update
sudo apt list --upgradable
sudo apt upgrade -y

8️⃣ Metapackages
sudo kali-tweaks

🕘 Timestamps
1:21 ▶️ Change Hostname
3:53 ▶️ Create New User
4:54 ▶️ Add User to Sudo Group
6:25 ▶️ Lock Kali User
7:41 ▶️ Generate SSH Keys
10:28 ▶️ Check Running Services
13:25 ▶️ Power Manager Settings
14:36 ▶️ Update Repos && Upgrade Packages
17:28 ▶️ Install Kali Metapackages

🎶 Music Credits

🔹 Floating Castle by Purple Cat: https://purrplecat.com/

🔹 Music is provided by Chosic under the Creative Commons CC BY-SA 3.0 License

📢 Disclaimer
This video is for educational purposes only.