hard20 pts · first answer countsfirmwaresecure-boot

Verified but swapped afterwards

A bootloader verifies an image in external SPI flash, then runs it in place (XIP) from that flash. What attack does this allow?

A.Reading the public key back out of the bootloaderB.Replaying an older signed image over the radio linkC.Overheating the chip until the signature check failsD.Swapping the flash contents after the check has passed

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Verified but swapped afterwards

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