Category：Blockchain
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Time：2021-1-21
Recently, the Internet Hospital of Chongqing Emergency Medical Center issued the city’s first online medical insurance settlement electronic prescription based on blockchain technology,The blockchain e-prescription flow and payment settlement service system supporting this service is provided with technical support by Baidu super chain and Huayi kangdao, which effectively supports the online flow of e-prescription and […]
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Time：2021-1-20
In the previous article, we talked about symmetric cryptography, public key cryptography, message authentication code, digital signature and other cryptography technologies, in which a key is used. So what is a key? A key is a key through which the final plaintext can be obtained. So the key is actually equivalent to the plaintext. For […]
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Time：2021-1-19
A more secure key generation method Diffie Hellman Before we talked about the problem of key distribution, the world is so dangerous that if we are not careful, the communication line will be monitored, so how can we transfer the key in such an insecure line? Here we introduce Diffie Hellman key exchange algorithm. This […]
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Time：2021-1-18
Password based cryptography (PBE) Password based encryption (PBE) is a method of generating key based on password and using the key to encrypt. Encryption and decryption use the same key. According to the user’s own password and salt generated password, let’s first look at the encryption process: The encryption process can be divided into the […]
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Time：2021-1-16
An article lets you understand SSL / TLS protocol thoroughly SSL / TLS is a cryptographic communication framework, which is the most widely used cryptographic communication method in the world. SSL / TLS is a comprehensive use of symmetric cryptography, message authentication code, public key cryptography, digital signature, pseudo-random number generator and so on. SSL […]
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Time：2021-1-15
Technical editor: Zong enli from sifou newoffice SegmentFault has he reported the official account number: SegmentFault According to foreign media, nearly 25 million US dollars of assets were stolen from dforce, but then hackers returned almost all the funds to dforce, except for the loss of 1.2 million US dollars due to the conversion fee. […]
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Time：2021-1-14
With the advent of BTC system, blockchain technology has been recognized by more and more people in the past 10 years. Blockchain has built the value network foundation in the era of digital economy. In the economic model, consensus mechanism, cryptography and other technical problems behind the blockchain public chain, there has always been a […]
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Time：2021-1-13
On April 25, the global business launch conference of block chain service network (BSN), sponsored by the state information center and co sponsored by China Mobile Communications Group Corporation, China UnionPay Co., Ltd. and the blockchain service network development alliance, was held. At the meeting, BSN announced that it was officially open to global commerce. […]
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Time：2021-1-12
Technical editor: Wang ZhizhiSegmentFault has he reported the official account number: SegmentFault The global spread of the new crown epidemic highlights the weak links in the global supply chain, and many governments have formulated corresponding isolation strategies, which also leads people in many regions to panic purchase and hoard sanitary paper, hand sanitizer, rice, flour, […]
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Time：2021-1-11
Xuberchain V3.7 is new, bringing you different super chain open source technology The series of special lectures of super chain college take you to unlock a new function once a week The first cross chain live broadcast will be at 19:00 tomorrow evening (April 30). Please look forward to it! [lecturer] sister Xiao x, senior […]
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Time：2021-1-10
Recently, hosted by the state information center and co sponsored by China Mobile Communications Group Co., Ltd., China UnionPay Co., Ltd. and the blockchain service network development alliance, the blockchain service network (BSN) business launch conference was held in Beijing. Since April 25, BSN has been officially launched for commercial use, and will work with […]
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Time：2021-1-9
April 26 is the 20th World Intellectual Property Day.With the development of economy, intellectual property infringement disputes occur frequently, which not only disturbs the market order, but also attacks the innovation enthusiasm. The importance of intellectual property protection has been raised to a new height. Xiao Yang, the user of Baidu super chain trusted certificate […]
