Anvil Ventures: Defeating Secure Boot with Symlink Attacks

By Michael Milvich

Anvil is releasing a white paper today describing a technique that we have found useful to bypass secure boot on a number of embedded Linux devices where the file systems have been split into a signed/protected partition for executables, and a non protection partition to store persistent data.[…]

https://www.anvilventures.com/blog/defeating-secure-boot-with-symlink-attacks.html
https://github.com/anvilventures/symlink-secure-boot-vm

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