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Full Disk Encryption: What It Actually Does and Why It Matters
Is full disk encryption worth the performance cost? This episode breaks down exactly what happens when you check that box during a Linux install — how LUKS and dm-crypt encrypt every sector, where the keys actually live, and why modern hardware makes the speed impact negligible. We compare software encryption against hardware-based self-encrypting drives and BIOS passwords, explain why proprietary firmware implementations have a track record of critical flaws, and explore the practical arguments for encryption even if your computer never leaves your house. Plus: encrypted external drives with…
The skinny
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