Click on the above“New North” to subscribe!On May 16, in Changsha, HunanAfter a smartwatch was water-damageda man put it in the oven to dryAs a result, not only did the water not drybut it also became unusableHe had to take it to a repair shopThe repair shop owner statedthat electronic devices that have been water-damagedshould … Read more
On May 17, within the Hongqiao Market in Dongcheng District, Beijing, the sound of suitcase wheels intermingled with the “ding-dong” of QR code payments, while the various languages emerging from translation devices seemed like the background music of countless transactions… International travelers’ suitcases are becoming witnesses to more “micro cross-border trade.” Reporters noted that with … Read more
As cyber attack methods continue to evolve, industrial control systems, represented by power systems, are gradually shifting from being a “secondary impact area” to a core target in the cyber attack chain. Especially in the context of the ongoing advancement of the industrial internet and the continuous integration of “cloud-edge-end” collaborative systems into key business … Read more
Abstract: Implementing a defense-in-depth cybersecurity strategy against internal and external threats is an effective measure to ensure the security of Industrial Control Systems (ICS). By building a defense-in-depth cybersecurity plan and implementing the 8 recommendations proposed in this article, it will help reduce the cybersecurity risks of Industrial Control Systems (ICS). In the era of … Read more
★ Zhongheng Telvi Testing Technology (Beijing) Co., Ltd. Cai Lili Abstract:With the digital transformation and intelligent upgrade of industrial enterprises, as well as the use of new technologies, industrial control systems have become more open, leading to new risk factors. This article introduces the risks faced by industrial control systems in the context of new … Read more
OriginalVulnerability 1. Coding Standards and Software Vulnerabilities Software vulnerabilities are often closely related to the lack of coding standards. If input validation, dependency management, and security design principles are ignored during development, even if the functionality is normal, security risks may be hidden. Taking the Java deserialization vulnerability as an example, the essence is that … Read more
Reported by Electronic Enthusiasts (Author: Li Wanwan)Low power design for edge AI chips is crucial for their deployment in resource-constrained scenarios such as mobile devices and IoT terminals. In power-sensitive applications like IoT, wearables, and smart homes, low power design directly determines the device’s battery life, deployment costs, and user experience. Why do edge AI … Read more
Author: Zhao Xiaofei Internet of Things Think Tank Original Ten years ago, Low Power Wide Area Network (LPWAN) entered the industry’s view, initiating a competitive landscape. Although various technologies emerged, the 3GPP camp and the LoRa camp ultimately dominated, covering most low-power wide-area connection scenarios. The former includes representative technologies such as NB-IoT and LTE-M, … Read more
Why does industrial automation need a “language”? With the advent of Industry 4.0, various automated factories have emerged, where different machines collaborate to perform high-intensity tasks with minimal errors. So how do these numerous industrial devices “understand” each other’s language? When a conveyor belt transports materials to a loading point, how does the gripper hear … Read more
In the field of industrial communication, Modbus RTU and RS-485 are often mentioned together. Many people mistakenly believe they are the same thing, but in reality, these two concepts are entirely different; they are simply used in close conjunction in industrial control. What is RS-485? RS-485 is a physical layer communication standard that defines how … Read more