With dual cameras for taking photos and videos, the ability to post updates on social media, add friends to share short videos, and play games… so many features can be realized on a children’s smartwatch that has only one button. Since most smartwatches come with an open system, in addition to basic functions like communication … Read more
From heart rate, blood pressure, sleep to energy consumption, fatigue status, and maximum oxygen uptake, the metrics displayed by smartwatches and fitness bands are increasing, but it seems that some values are not measured accurately? Your feeling is correct, the accuracy of various metrics varies greatly; some are accurate enough for doctors to reference, while … Read more
1 Network Security Status Analysis of Hydraulic Control Systems The hydraulic engineering industrial control system is widely used in various aspects such as hydrological monitoring, water resource monitoring, soil and water conservation monitoring, water network scheduling, reservoir dam (gate) monitoring, hydropower monitoring, pump station water supply and drainage monitoring, and water quality monitoring. It is … Read more
Author | Green Alliance Technology, GeWu Laboratory, Chen Jie Background In many upper-level configuration software, in order to facilitate developers for debugging and analysis, simulators are often equipped to simulate real PLC or HMI devices. These software generally exchange data with configuration software via TCP/UDP protocols, so some simulators may listen on specified ports, and … Read more
Domestic popular CNC systems are continuously increasing their market share, but foreign brands still dominate the domestic market. In the field of high-end CNC systems, there is indeed a considerable gap between domestic and foreign systems. Although domestic five-axis linkage CNC systems have made certain technological breakthroughs, their functionality is not yet fully developed, and … Read more
As one of the types of industrial control systems, Distributed Control Systems (DCS) are widely used to control critical infrastructure, distributed in the oil, chemical, metallurgy, cement, and water systems, serving as the “brain” for process operators. Their importance is self-evident. In the mid-1970s, decentralized control systems based on microprocessors emerged. After more than 30 … Read more
The ICS Cyber Kill Chain The ICS Cyber Kill Chain is a report written by Michael J. Assante and Robert M. Lee of the SANS Institute, published in 2015. This report describes the specific processes attackers use to target ICS and abstracts these processes into the ICS Cyber Kill Chain. The report outlines two phases … Read more
Editor’s Note: To implement General Secretary Xi Jinping’s important instructions on new industrialization and promote the innovative development strategy of the industrial internet in Beijing, the Beijing Communications Administration has vigorously advanced the high-quality development of the industrial internet in Beijing through relevant activities. Under the guidance of the Ministry of Industry and Information Technology, … Read more
Automation control systems mainly consist of: controllers, controlled objects, actuators, and transmitters. Controller: It can change the wiring of the main circuit or control circuit and alter the resistance values in the circuit to control the motor’s start, speed regulation, braking, and reversing main command device in a predetermined order. Controlled Object: Generally refers to … Read more
Notice on Issuing the “Industrial Control System Information Security Protection Guidelines” Ministry of Industry and Information Technology Document No. 338, 2016 In order to implement the “Guiding Opinions of the State Council on Deepening the Integration of Manufacturing and the Internet” (Guofa [2016] No. 28), and to ensure the information security of industrial control systems … Read more