iot

Internet of Things devices, systems, and security considerations

Security ESP32 Security Constraints: Keeloq Limitations and Hash-Based Authentication

Technical limitations of ESP32 modules for hash-based authentication, commercial barriers to advanced security protocols beyond Keeloq, and constraints of secure radio channels for short-range devices.

#authentication
#cryptography
#esp32
#iot
#security

3 answers• 2 views

05/10/2026, 03:40 PM

Web Connect Web App to Raspberry Pi via MQTT Real-Time Tables

Step-by-step guide to connect a web app on laptop to Raspberry Pi using MQTT over WebSockets with Mosquitto broker for real-time restaurant table availability. Includes Paho client setup and troubleshooting.

#iot
#mosquitto
#mqtt
#paho-mqtt
#raspberry-pi
#websockets

1 answer• 3 views

01/04/2026, 04:17 PM