Search found 138 matches

by brp80000
Sun Apr 05, 2020 9:14 am
Forum: ESP-IDF
Topic: APSTA and mDNS
Replies: 0
Views: 1184

APSTA and mDNS

1. AP for initial configuration or reconfiguration of parameters for the STA access point. 2. STA for interacting with the program on a laptop via my home an access point. I try to use mDNS to find ESP32 in the network, but it gives huge delays. I need to determine the IP address of the device in th...
by brp80000
Mon Mar 09, 2020 12:02 am
Forum: ESP-IDF
Topic: V3.2.2 to V4.0 migration
Replies: 9
Views: 3963

Re: V3.2.2 to V4.0 migration

I don't know anything about your product or security concerns and the threat model you have, but in many cases there is still value in enabling the ESP32 security features. The "FIA Analysis" link posted on that thread has some recommended guidelines about potential things to consider. it is also d...
by brp80000
Mon Mar 09, 2020 12:00 am
Forum: ESP-IDF
Topic: V3.2.2 to V4.0 migration
Replies: 9
Views: 3963

Re: V3.2.2 to V4.0 migration

Thanks for the explanation. I'm afraid we don't yet have support for pre-encrypted binary files in ESP-IDF, the recommended approach is still to use HTTPS to load from a trusted server. It should be possible to apply the same modifications to the v4.0 app_update component. But please note that ther...
by brp80000
Sun Mar 08, 2020 11:04 pm
Forum: ESP-IDF
Topic: V3.2.2 to V4.0 migration
Replies: 9
Views: 3963

Re: V3.2.2 to V4.0 migration

However, all the protection of the program , after this article, almost does not make sense and my about 1000 devices can be hacked.
https://esp32.com/viewtopic.php?f=12&t=14626
by brp80000
Sun Mar 08, 2020 11:01 pm
Forum: ESP-IDF
Topic: V3.2.2 to V4.0 migration
Replies: 9
Views: 3963

Re: V3.2.2 to V4.0 migration

I use this patch to OTA pre encrepted firmware in my devices https://esp32.com/viewtopic.php?f=2&t=7467 i dont use http or https, i use my server and OTA via TcpSocket with additional second on line encription on server and decription in OTA module esp32 I have no desire to send unencrypted code to ...
by brp80000
Sun Mar 08, 2020 8:36 pm
Forum: ESP-IDF
Topic: V3.2.2 to V4.0 migration
Replies: 9
Views: 3963

Re: V3.2.2 to V4.0 migration

I'm trying to replace the IDF file by my modify file
esp_ota_ops.c
what I specified wrong in Cmake ?
by brp80000
Sun Mar 08, 2020 6:14 pm
Forum: Hardware
Topic: Pwn the ESP32 Forever: Flash Encryption and Sec. Boot Keys Extraction
Replies: 1
Views: 2866

Pwn the ESP32 Forever: Flash Encryption and Sec. Boot Keys Extraction

I'm very concerned. https://limitedresults.com/2019/11/pwn-the-esp32-forever-flash-encryption-and-sec-boot-keys-extraction/ Opening the ESP 32 is performed by resetting the fuse bits stored in the chip at the start, which do not allow further reading of the encryption key. This is done by briefly 't...
by brp80000
Sun Mar 08, 2020 5:14 pm
Forum: ESP-IDF
Topic: V3.2.2 to V4.0 migration
Replies: 9
Views: 3963

Re: V3.2.2 to V4.0 migration

how can I replace a file in esp-idf with a modified file? When I replace the file directly in the heart of the asp-id everything works , but when I make the components\app-update folder in my project , the compilation goes wrong. I want to have modified files outside of the esp-idf core so as not to...
by brp80000
Sat Mar 07, 2020 1:28 pm
Forum: ESP-IDF
Topic: V3.2.2 to V4.0 migration
Replies: 9
Views: 3963

V3.2.2 to V4.0 migration

I'm trying to compile my project from old v3. 2. 2 to v4. 0
My project has a components directory with changed code for app_update. Now I get errors in 4.0
by brp80000
Fri Mar 06, 2020 2:50 pm
Forum: ESP-IDF
Topic: esp-idf-tools-setup-2.2 has failed with exit code 1
Replies: 8
Views: 2794

Re: esp-idf-tools-setup-2.2 has failed with exit code 1

Stable version 3.2.2 is waiting for me. V4 never again .

Go to advanced search