What an unprotected ESP32-S3 leaks in one command — and the provisioning sequence that closes it: flash encryption + Secure Boot v2, with a read-only GO/NO-GO check before the one-way eFuse burns.
embedded esp32 esp-idf secure-boot iot-security hardware-security firmware-security esp32-s3 flash-encryption
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Updated
Aug 8, 2026 - Python