Open access
Aug 2026
Blockchain-Assisted Authentication, Authorization, and Audit for MQTT-Based Smart-City IoT
This work evaluates blockchain and smart contracts as a complementary trust layer for MQTT-based smart-city IoT rather than as a replacement for transport-layer security, position blockchain as an audit and policy-enforcement component for MQTT-based IoT.
Rida Lkhluf, David Santo Orcero, F. J. Cañete
· Future Internet · 0 citations