Low-Cost and Secure Communication System for SCADA System of Remote Microgrids

Figure 14

(a) AES implementation on Arduino DRF1276G with LoRa module. (b) AES implementation results on ESP32 with LoRa module. (c) Implementation of AES with MAC on ESP32 with LoRa module. (d) Results of terminal node in a mesh network. (e) Intermediate level node forwarding message back and through in the mesh network. (f) Message sent from SCADA unit with the targeted node ID.

(a)

(b)

(c)

(d)

(e)

(f)