A Secure Boot and Firmware Update Framework for ARM Cortex-M Microcontrollers in Industrial IoT Environments. Progress in Electronics and Communication Engineering, [S. l.], v. 3, n. 2, p. 62–68, 2026. DOI: 10.31838/ECE/03.02.09. Disponível em: https://ecejournals.in/index.php/PECE/article/view/432.. Acesso em: 9 oct. 2025.