In this tutorial, we’ll walk through how to set up and use Linux Unified Key Setup (LUKS) for full disk encryption on Ubuntu . LUKS is the industry standard for securing data on Linux systems, ensuring that your sensitive files remain safe even if your device is lost or stolen. 📌 What You’ll Learn: ✅ What is LUKS and why use it? ✅ How to enable full disk encryption during Ubuntu installation ✅ Setting up LUKS manually on partitions ✅ Unlocking encrypted disks at boot ✅ Managing LUKS keys and passphrases ✅ Best practices for Linux disk encryption 💡 Why It Matters: Full disk encryption is essential for system administrators, security professionals, and privacy-conscious users who want to protect sensitive data against unauthorized access.