ClickBlueTextFollow Us In today’s world, technology is rapidly evolving, and the demand for reliable, widely covered Internet of Things (IoT) networks is increasing day by day. Low Power Wide Area Networks (LPWAN) provide a low-power, low-cost, long-range wireless communication protocol aimed at IoT devices. LoRaWAN is a subset of LPWAN that can be easily integrated … Read more
❖ 1. Company Overview Haina Cloud is a digital city IoT technology platform. Relying on the Haina Cloud Xinghai digital platform, the company has built multiple application scenarios including urban brain, digital emergency and urban lifeline, digital municipal services, digital twin BIM/CIM, digital city governance, digital community/park, and digital security, empowering the digital transformation of … Read more
Click the blue text Follow us The Birth of Asymmetric Encryption Tree Brother: Cryptography can be simply divided into classical cryptography and modern cryptography. We have already introduced substitution ciphers and the Enigma machine in classical cryptography, and now we will begin to discuss symmetric and asymmetric encryption methods in modern cryptography. I’m sure you … Read more
1. Big Data, Data Assets, Digital Economy Big data is the foundation and root of development in the digital economy era. Data assets and the digital economy are derivative foundational concepts based on big data. Big Data:Refers to a massive, diverse collection of data that is processed quickly and has low value density. — It … Read more
Author / Zhang Wuhua, General Manager of Information Technology Department, Huaxia Bank Guangzhou Branch Zhang Weiqing, Huang Li, Yu Haiyang, Information Technology Department, Huaxia Bank Guangzhou Branch Industrial digital finance is an innovative financial model targeted at the industrial sector, which has received strong policy support in recent years and is in a stage of … Read more
Since the dawn of humanity, we have never ceased our exploration of nature. We have been observing natural phenomena, recording natural laws, and utilizing various information conveyed by nature to serve human life. With the development of the internet and advancements in sensor technology, imagine if everything in nature were connected to the internet, allowing … Read more
From a peak of popularity to becoming a “disaster zone” under industry criticism, the “reputation” of the programmatic industry has faced significant challenges in the past two years. However, unlike its reputation, the market size of the programmatic industry has not shown a rapid decline; instead, after undergoing a phase of wild growth and a … Read more
Recently, a piece of news that originated from foreign media and was widely spread by domestic media has caused a stir in the mathematics community: the Riemann Hypothesis has been proven. Meanwhile, the blockchain community is also buzzing, suggesting that encryption algorithms may be compromised. Fields Medal and Abel Prize winner, Sir Michael Atiyah (April … Read more
The mining of Bitcoin has gone through the evolution from CPU to GPU, FPGA, and finally to ASIC. Originally, Satoshi Nakamoto’s intention was “one CPU, one vote,” making Bitcoin mining a democratic and fair process. However, due to the lure of profit, people began using specialized chips to implement the SHA-256 hash algorithm, leaving CPU … Read more
18 years ago, Zhang Rujing led a group of returning engineers to establish “Semiconductor Manufacturing International Corporation (SMIC)” in Shanghai, marking the beginning of a century-long chapter for China’s semiconductor industry. 18 years later, a new generation of chip manufacturers led by Canaan Creative, Ebang International, and Bitmain has completed a curve overtaking in the … Read more