Please follow the WeChat subscription account “Finger Motorcycle” to read the latest information on motorcycle maintenance and repair. Search for ID mscmoto directly in WeChat to follow! The repair process for this motorcycle began ten days ago. A customer came to the shop asking for help with an EFI motorcycle that had no spark from … Read more
1. Introduction In the production of electronic cones, it is necessary to detect a 20kHz electromagnetic navigation signal to unify the reset state of the electronic cone indicator. To reduce detection costs, the LM567[2] audio signal detection chip is used to detect the electromagnetic navigation signal. This DIP8 packaged LM567 is convenient for testing on … Read more
Pioneering Example | Chen Fangyun: Devoted to National Prosperity, Striving Not for Personal Gain. A star in the sky bears his name, And the whole nation mourns for him alone. He lives in a dilapidated hut, Yet he has created 200 billion wealth for China, Those earth-shattering events that affect every Chinese person’s fate, Hide … Read more
1. The Three Elements of Musical Sound 1. Pitch refers to the highness or lowness of a sound, determined by frequency. In physics, the speed of an object’s vibration is described by the frequency, which is the number of vibrations per second. A faster vibration results in a higher frequency and a higher pitch; a … Read more
NIS Research Institute Shenzhen Network and Information Security Industry Association —— For more content, click to read the original article. In recent years, the independent innovation capability of commercial cryptography products in our country has continuously strengthened, and the industrial support capability has been continuously improved. A rich variety of commercial cryptography product systems have … Read more
Click the blue text Follow us Shanghai Society of Civil Engineering As we enter the era of Industry 4.0, with the introduction and practice of concepts such as sensors, wireless networks, 5G technology, information models, general algorithms, and cloud platforms, modern tunnel engineering faces new trends and challenges in achieving digitalization, informatization, intelligence, and even … Read more
Cryptography is the core technology and fundamental support for ensuring network security, playing an irreplaceable role in maintaining national security, promoting economic and social development, and protecting the interests of the people. The vigorous development of “cloud, IoT, mobility, big data, and AI” and the full promotion of 5G, smart cities, and Internet + government … Read more
Design of SM2 Digital Signature Algorithm Against Weak Curve Fault Attack QIAN Chuisheng, ZENG Jiuzhen, WANG Yan* (School of Electrical Engineering, University of South China, Hengyang, Hunan 421001, China) Abstract：The SM2 digital signature algorithm is the Chinese version of the Elliptic Curve Digital Signature Algorithm (ECDSA). Although the design of the algorithm is mathematically safe, … Read more
A few days ago, I came across a piece of news that almost made me impulsively uninstall all the gaming platforms on my computer. The upgraded anti-piracy Denuvo can now be used on DLCs! I believe many players have a reaction similar to mine: “What the hell, why is there another Denuvo? Can’t we just … Read more
As a new type of information technology, blockchain systems exhibit varying degrees of functionality completeness, security, scalability, performance, and maturity. Through multidimensional and in-depth evaluations of blockchain-related products, shortcomings can be identified and addressed, thereby resolving issues related to the sustainability of blockchain applications caused by technical problems and redundant constructions. Introduction to the “Trusted … Read more