ESP-CRYPTOAUTHLIB

Supported Targets

Supported Target Board ESP32 ESP32-C2 ESP32-C3 ESP32-C6 ESP32-H2 ESP32-P4 ESP32-S3

This is a port of Microchip’s cryptoauthlib for ESP-IDF. It contains necessary build support to use cryptoauthlib with ESP-IDF as well as esp_cryptoauthlib_utility for configuring and provisiong ATECC608A chip connected to a Supported Target Board. The cryptoauthlib folder which is a subset of Microchip’s cryptoauthlib is created with help of script generate_component.sh.

Requirements

• ESP-IDF version should be release/v5.0 or newer.
• Environment variable IDF_PATH should be set

How to use esp-cryptoauthlib with ESP-IDF

There are two ways to use esp-cryptoauthlib in your project

Directly add esp-cryptoauthlib as a component in your project with following three commands.

(First change directory (cd) to your project directory)

mkdir components
cd components
git clone https://github.com/espressif/esp-cryptoauthlib.git

1. Add esp-cryptoauthlib as an extra component in your project.

• Download esp-cryptoauthlib with:

git clone https://github.com/espressif/esp-cryptoauthlib.git

• Include esp-cryptoauthlib in ESP-IDF with setting EXTRA_COMPONENT_DIRS in CMakeLists.txt/Makefile of your project.For reference see Optional Project Variables

How to configure and provision ATECC608

The python utilty esp_cryptoauth_utility helps to configure, generate resources as well as provision ATECC608A chip connected to an ESP module. For detailed instructions on how to use the utility please refer utility README.md