Smart Waste Management System-Part 1-Sending Data to AWS IoT Core using NodeMCU ESP8266

Instruments & Services: AWS IoT Core, NodeMCU ESP8266 & Ultrasonic Sensor(HC-SR04)

Client-side:

openssl
openssl x509 -in xxx-certificate.pem.crt -out cert.der -outform DER
openssl rsa -in xxx-private.pem.key -out private.der -outform DER
openssl x509 -in AmazonRootCA1.pem -out ca.der -outform DER

2x AWS Certified