Introduction OTA (Over-the-Air Technology) refers to the technology that enables remote management of mobile terminal devices and SIM card data through the air interface of mobile communications. OTA upgrades are a crucial part of the Internet of Things (IoT) product design, enabling smart devices to fix system vulnerabilities and upgrade systems, providing better services through … Read more
In today’s digital age, the security of industrial control systems has become increasingly important. As the core of industrial automation, if the PLC system suffers a hacker attack, it may lead to production line shutdowns and even cause serious safety incidents. This article will introduce how to protect Siemens PLC control systems from hacker attacks, … Read more
Explanation: 1. The Bootloader handles the initial boot sequence on hardware before the operating system takes over. For example, U-boot is often used as the boot loader in embedded systems before starting embedded operating systems like Linux or FreeBSD. MCUBoot is also a bootloader, but it targets IoT, referring here to systems with limited memory … Read more