mTLS to the TESAIoT Platform

Module goal: connect the device to the platform with mTLS, using an identity anchored in the secure element.

Status alpha (content complete, awaiting pilot teaching and feedback) · about 140 minutes

Module agreement: the main lab runs on a computer with openssl and mosquitto-clients. The on-board lab needs a device already registered with the TESAIoT Platform, and credentials from the bundle must never be pushed to any repository.

Lesson	Topic	Time
sec-iot.m03.l01	TLS and mTLS	70 minutes
sec-iot.m03.l02	MQTTs to the TESAIoT Platform	70 minutes

Module checkpoint

• an mTLS handshake diagram that marks which step uses the key inside the chip
• the device sends data over MQTTs to the TESAIoT Platform, and you can explain the connection log