https://esphome.io/components/packet_transport/espnow/
ESP-NOW Packet Transport Platform - ESPHome - Smart Home Made Simple
Instructions for setting up an ESP-NOW packet transport platform on ESPHome
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https://www.donskytech.com/exploring-esp-now-in-micropython-a-learners-guide/
Exploring ESP-NOW in MicroPython: A Learner's Guide - donskytech.com
Nov 1, 2023 - Explore the power of ESP-NOW in MicroPython. Get started creating Internet of Things (IoT) projects with this wireless communication protocol
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https://docs.circuitpython.org/en/latest/shared-bindings/espnow/
espnow – ESP-NOW Module — Adafruit CircuitPython 1 documentation
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https://randomnerdtutorials.com/micropython-esp-now-esp32-many-to-one/
MicroPython: ESP-NOW with ESP32 - Receive Data (many-to-one) | Random Nerd Tutorials
Sep 25, 2025 - Set up an ESP32 to receive and display data from multiple ESP32 boards using the ESP-NOW communication protocol using MicroPhython (many-to-one configuration).
https://jumpespjump.blogspot.com/2014/03/stop-using-md-5-now.html
Jump ESP, jump!: Stop using MD-5, now!
TL;DR: Don't use MD-5 to identify malware samples. Believe me, it is a bad idea. Use SHA-256 or a stronger hash function. This post is ...
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