Search found 4 matches

by Rafael Albarello
Tue May 28, 2019 1:43 pm
Forum: ESP-IDF
Topic: Recover key from flash encryption
Replies: 6
Views: 7166

Re: Recover key from flash encryption

Thanks Hemal, WiFive and Angus, that was the problem.
by Rafael Albarello
Mon May 27, 2019 12:53 pm
Forum: ESP-IDF
Topic: Recover key from flash encryption
Replies: 6
Views: 7166

Re: Recover key from flash encryption

Yes, first flash encryption with FLASH_CRYPT_CNT on even number with "make flash" works just fine, here's what I did: I need to burn a key without having the key in plaintext on a file, so I adapted the burn_key function from espefuse.py to consume a variable instead of a file. After burning, i've s...
by Rafael Albarello
Fri May 24, 2019 8:39 pm
Forum: ESP-IDF
Topic: Recover key from flash encryption
Replies: 6
Views: 7166

Recover key from flash encryption

I'm having trouble with re-flashing with flash_encryption enabled, so I've burnt the BLOCK1 keys without read protection, here's the output: BLK1 Flash encryption key = 1a b2 bd d9 01 16 bd 91 63 ee 1a 81 3d da c8 29 6f 4f 1d 16 c1 dd b0 f0 eb 56 65 d4 e2 fe e2 87 R/W I've tried a lot of combination...
by Rafael Albarello
Wed Feb 13, 2019 6:09 pm
Forum: ESP-IDF
Topic: BLE goes from LE Only to CLASSIC and LE
Replies: 0
Views: 1945

BLE goes from LE Only to CLASSIC and LE

I have two Heltec LoRa ESP32, and i'm trying to set up and APP to read values from them. However, after 2 days testing, one of the boards stopped working with BLE, and the "nRF Connect" app says the connection is "CLASSIC and LE", when it should be "LE Only". I've tryied using the exact same code of...