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The firmware can just modify data - when BIOS asks HDD to read boot sector, the HDD firmware returns modified boot sector with malicious code implanted. Simila
by avodonosov 12y ago
The firmware can just modify data - when BIOS asks HDD to read boot sector, the HDD firmware returns modified boot sector with malicious code implanted.
Similarly for other code loaded from hard drive (system files, drivers, etc).