Search found 3 matches

by Pandre4
Wed Jan 18, 2023 3:18 pm
Forum: ESP-IDF
Topic: "Failed to enter Flash download mode" with Encryption and Secure Boot on
Replies: 0
Views: 910

"Failed to enter Flash download mode" with Encryption and Secure Boot on

Hi, In my software I have activated the Secure boot with a private signing key. I also activated Flash encryption with development or release mode, anyway. I am using UART ROM download mod (not recommended)). After configuring everything in menuconfig, i can flash my ESP32-C3. I start by burning the...
by Pandre4
Fri Dec 16, 2022 11:14 am
Forum: ESP-IDF
Topic: Upload a pre-encrypted .bin on ESP32C3 webserver for OTA with IDF 5.0
Replies: 3
Views: 2476

Re: Upload a pre-encrypted .bin on ESP32C3 webserver for OTA with IDF 5.0

Hi, Ok, there is something I didn't understand. The pre-encryption image (.bin) for OTA uses a different key than the firmware encryption. It is clearer in my mind. Finally, I fixed some problems, I can update my firmware (encryption on and secure boot on) with OTA, with a .bin unencrypted. I will w...
by Pandre4
Tue Dec 13, 2022 4:34 pm
Forum: ESP-IDF
Topic: Upload a pre-encrypted .bin on ESP32C3 webserver for OTA with IDF 5.0
Replies: 3
Views: 2476

Upload a pre-encrypted .bin on ESP32C3 webserver for OTA with IDF 5.0

Hi, I worked on a program with IDF 5.0. It generates a webserser (via Acces Point mode) where i can directly upload an .bin firmware to update the firmware with simples OTA tools, without using HTTPS OTA. This works fine. After, I have begun to implement a secure boot and the firmware encryption, bu...