Linux Firmware Security Guardian: From Version Verification to Malicious Code Removal for Underlying Protection
1. Introduction: Firmware Security, the “Foundation Engineering” of System Protection In the previous article, we fortified the “first gate” of system boot—the bootloader area, akin to equipping a house with a high-security door. However, if the foundation of the house is quietly compromised (corresponding to firmware tampering), even the strongest door cannot prevent the entire … Read more