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Central bank digital currency software maintenance

Publish: 2021-05-05 01:46:37
1. Q: What is blockchain technology? A: Blockchain technology can be understood as a public accounting mechanism. It is a technical solution rather than a specific proct. The basic idea is to establish a set of public account books on the Internet, in which all users in the network keep accounts and check accounts together, so as to ensure the authenticity and non tamperability of information. The reason why it is called "blockchain" is that the structure of blockchain storage data is composed of a chain of "storage blocks" on the network. Each block contains all the information exchange data in the network within a certain period of time, and the chain continues to grow over time. Q: What is the relationship between blockchain and bitcoin? A: Bitcoin used to be one of the most successful applications of blockchain technology. Specifically, the blockchain is a series of data blocks generated by the use of cryptography Association, and each data block contains the information of effective confirmation of multiple bitcoin network transactions. It can be said that bitcoin is a "killer application" of blockchain idea. Blockchain is the underlying technology of bitcoin, but its role is not limited to bitcoin. Q: What are the technical features of blockchain? A: Based on open source software and peer-to-peer network, blockchain can bring more advantages than traditional network in currency related fields such as transaction payment. These advantages include: decentralization, no need to trust the system, disintermediation, tamper proof, encryption security. Q: How does blockchain technology improve the authenticity and non tamperability of data? A: The newly added data blocks are linearly added to the end of the original block in chronological order, which constitutes the blockchain. In this process, the data is distributed in each computer. This decentralized storage method improves the authenticity and non tamperability of the data. When a transaction occurs, users all over the world can act as regulators. If we do not recognize the legitimacy of the transaction, the transaction cannot be concluded, and the data on the blockchain is maintained by us collectively. Q: Is there any potential defect in such a brain burning "blockchain"? A: Blockchain also has some defects to be solved, such as security risks, work efficiency and resource consumption. Since the supervision of blockchain depends on all nodes in the network, theoretically speaking, if you master more than 50% of the computing power of the whole network, you will be able to successfully tamper with and forge blockchain data. Secondly, e to the distributed storage, each node in the blockchain needs to keep a database, and any transaction in the network needs to be authenticated and recorded by other nodes, so the efficiency of the system is low. Finally, because the operation of the blockchain relies on the computing power contributed by the network nodes, these computing power do not proce actual social value, so it is generally considered that these computing power resources are "wasted". Application of blockchain in various fields when blockchain technology is published, many people think it is possible to realize DAC. DAC (full name) can be translated into distributed autonomous system, which refers to an organization system that runs autonomously without intervention and management through a series of open and fair rules. DAC has many forms. It may be a digital currency, a system or an entity, or even a driverless car. This kind of organization system can provide valuable services for customers in the form of currency transfer (such as bitcoin), asset transaction, domain name service, or any other business model. Therefore, through the idea of information sharing, blockchain technology is likely to bring profound changes in cost rection and security improvement to various instries. Application scenarios that existing blockchain technology can achieve: proof of existence can be used to confirm rights in the field of Internet finance, that is, blockchain can really realize "proving your mother is your mother". The smart contract guarantees the validity of the contract, such as the generation required by the electronic signature law; Reliability of methods for storing or transmitting data messages; The reliability of the method of maintaining content integrity; The reliability of the method used to identify the sender. The blockchain of the Internet of things can solve the problem of the coding standard interaction interface of the Internet of things. When an e-signature is signed by identity verification, the signature data is only under the exclusive control of the signer. Any changes to the e-signature after signing can be found, and any changes to the content and form of the data message after signing can also be found. The market forecasting community, August, is an example. Anyone can access and use August anywhere in the world, which may bring unprecedented liquidity and trading volume to the market. Asset trading NASDAQ OMX Group Inc is testing blockchain technology, which NASDAQ believes has the opportunity to transform traditional financial trading methods into bitcoin like ones. The bitcoin mode of e-commerce can be applied directly. Is it possible for e-commerce to become a "harmonious" market without supervision? Social news magmavc has invested $400000 in getgems (formerly known as gems), a start-up project for decentralized social communications applications. File storage directly impacts and even subverts the traditional cloud computing architecture. Chain, a data API blockchain API service provider, has received a $9.5 million investment led by Khosla ventures. Wall Street's financial companies are investing in blockchain and seizing the beach. Visa, NASDAQ and Citigroup also invested in chain, an old Jinshan blockchain start-up, with a financing amount of US $30 million. In the financial field, what can blockchain do? Specifically, in the financial field, in addition to providing a trading platform for bitcoin, Jiuding investment believes that blockchain technology can also greatly improve various asset trading systems other than the existing digital currency. For example, it plays an important role in the post transaction market proceres such as the liquidation and settlement of financial derivatives, foreign exchange, private equity, energy credit linked investment procts and other assets. In terms of speed, the time required for settlement audit in the U.S. securities market is 2 to 3 days. The application of blockchain technology is expected to rece the settlement audit time from hour level to minute level or even second level, thus recing the settlement risk by 99%, and recing the capital cost and system risk. In the blockchain, transaction confirmation and settlement are carried out at the same time. After the node transaction is confirmed by the system, it is automatically written into the distributed ledger, and the corresponding distributed ledgers of all other nodes are updated at the same time. The automatic operation mechanism can greatly shorten the settlement cycle. In terms of expenses, under the current settlement mechanism, in order to achieve a shorter settlement cycle, it is necessary to increase the settlement cost and initial investment expenses significantly. The emergence of blockchain technology makes it possible to rece the settlement cycle more efficiently and quickly, and rece the transaction intermediate proceres, so as to save a lot of money, which is the market space of the related blockchain instry. In terms of security, the integration of blockchain technology into smart contract technology can process complex derivatives transactions programmatically, making clearing more standardized and automated. The time linear stacking feature of the block itself can help the regulators identify and discover illegal operations. At the same time, the smart contract can change the compliance inspection into automation and minimize the possibility of violation from the beginning of liquidation. The 24-hour uninterrupted operation of blockchain technology can also make the data exchange processing of Pan state exchange more stable and reliable. In addition to securities transaction settlement, blockchain can also be used to register and issue digital asset ownership. Blockchain technology can greatly enhance program automation, while smart contract can write many complex derivatives trading terms into the registration and issuance program supported by blockchain technology. When a transaction occurs, blockchain network can quickly and correctly execute. In November 2015, LINQ, a new blockchain technology project cooperated by Nasdaq and chain, has completed the first private equity transaction using the blockchain based issuance and trading platform. The application prospect of blockchain in the field of accounting has also attracted the attention of a large number of people in the instry. Accounting, auditing and compilation cost a lot for global enterprises and the four accounting firms. Automatic accounting based on blockchain technology can greatly rece the relevant costs. The company does not need to recruit special auditors to audit the account book, and all transactions can be stored in the internal blockchain. Due to the irreversibility and time stamp function of the blockchain, the external auditors and regulators of the four major accounting firms can monitor the company's account books in real time by tracking these blockchains. At the same time, the institutions can greatly rece the dependence on the auditors to audit financial transactions and make the audit business more efficient. With the increasing maturity and application expansion of blockchain technology, blockchain start-ups in developed countries have sprung up. At present, the world's leading blockchain companies generally focus on transaction, payment, clearing, Internet of things and other pain point businesses. Some companies have achieved a certain scale, and have developed a relatively clear business model. At the same time, many companies have extended their business in the blockchain instrial chain, covering payment, transaction, risk control, etc., making full use of the multi-point coordination effect. At present, Jiuding investment is also focusing on the projects and applications of various blockchain technologies.
2. Bet in wechat group? No app? Now many news reports about wechat group fraud. It's too unsafe. When the wechat group is disbanded, who do you want to get the money from.
3.

Digital assets and digital currency are not the same thing

Digital assets refer to the non monetary assets owned or controlled by enterprises or indivials in the form of electronic data and held in daily activities for sale or in the process of proction. The emergence of digital assets benefits from office automation, digital assets rely on the development of electronic payment system, its prospects are predictable

2. Digital currency

digital currency refers to the digitization of currency. Digitization doesn't mean scanning. This is just like digital signature. Digital signature does not mean scanning your signature into a digital image, or using the touchpad to obtain the signature, let alone your signature

digital currency is often mistaken for virtual currency. But virtual currency refers to non real currency. For example, when you play "Three Kingdoms" (game) or "grand Voyage", you have money, and that money is virtual. Of course, the virtual money will also have its real value

for example, if you buy her / his account from another player, you can get all the virtual assets of that player, and then it will be much easier for you to continue playing. Virtual money is not necessarily digital. For example, children play games with pebbles as virtual currency

extended data

characteristics of digital assets:

1. High price. Because these application software with special purpose is specially developed for a specific work, its cost is relatively high, and its price is not lower than the price of fixed assets of factory buildings

(2) strong attachment. Application software must be supported by computer hardware and system software in order to play its role

3. Strong interaction. Even the simplest application software also has some interactive functions, such as the error prompt to the operator, which is the most basic advantage of IT instry procts

The quantity is infinite. Digital assets as assets are scarce (because not all enterprises or indivials can create digital assets), but its supply can be unlimited. However, tangible assets are always limited e to the limitation of property and storage space

Cost decreasing. The proction cost of tangible assets is positively proportional to the proction quantity

References:

Network: digital assets

Network: digital currency



4. The issue of digital currency has many benefits and is imperative. According to the central bank, digital money and paper money will coexist for a long time to come. When people go to the bank to withdraw money, they can not only withdraw cash directly, but also exchange it into digital currency. In Xiaobian's opinion, the establishment and issuance of digital currency system can not only make people's transactions more convenient and safe, but also graally weaken the proportion of paper money in the real circulation, which will also have a positive impact on the electronic disk of postal money card
when people are used to digital currency, paper money will graally withdraw from the circulation market and enter the collection field. In the new environment of payment and circulation, the traditional paper money will become a symbol of an era and a memory of people. The paper money that used to circulate in the market will also become a kind of cultural and artistic investment goods, active on the electronic disk of the post money card. And those earlier and even rarer coins will also stimulate their prices to rise in this situation. It can be seen that the central bank's graal promotion of digital currency will have a profound impact on people's living habits and investment and financial management, which is worth looking forward to Sohu)
however, digital currency does not have to be used for payment. Some domestic application-oriented digital currencies have begun to find another shortcut and come out with a different truth. For example, coin Ying China crowdfunding project token; Puyin group launched the tea based digital currency Puyin.
5.

In early 2014, the Central Bank of China set up a special research group on legal digital currency to demonstrate the feasibility of issuing legal digital currency by the central bank. On January 29, 2017, the central bank officially established the digital currency Research Institute. After the successful development of the prototype of legal digital currency, the digital currency Research Institute of the people's Bank of China has tried to deploy institutions in many parts of the country, and through the integration with R & D institutions and instries, it has achieved the research results of financial development technology. In 2018, the digital currency Research Institute of the people's Bank of China successively settled in Nanjing and Shenzhen. In 2019, the people's Bank of China announced that digital currency will be piloted in Shenzhen, Suzhou, Cheng and xiong'an

01

the research on Shenzhen's support for digital currency began in 2016

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on October 6, 2017, the Management Committee of xiong'an new area held a special meeting to study the big data management system and mechanism and the basic idea of "digital xiong'an" construction, and fully promote the construction of "digital xiong'an". Soon after the meeting, all kinds of enterprises were inspired to build xiong'an new area into a "test ground" for innovation

on October 14, 2017, Peng Yijie, vice president of ant financial services and partner of Alibaba group, and his party went to xiong'an new area to report the blockchain construction plan. Peng Yijie's evaluation of xiong'an new area is: the best soil for building blockchain. On November 8 of the same year, xiong'an New District held a docking meeting with Alibaba group. Alibaba and ant financial services will undertake the construction of digital xiong'an blockchain infrastructure platform, and are expected to take the lead in testing the water in the rental scene

on November 23, 2017, Tencent and xiong'an new area signed a strategic cooperation agreement on financial technology, and both sides established Tencent (xiong'an) financial technology laboratory to test big data risk control system, Tencent cloud based blockchain services and other financial black technologies in the new area

on April 21, 2018, xiong'an New District of Hebei Province issued the outline of the planning for xiong'an New District of Hebei Province, which proposed to develop high-end high-tech instries, and lay out the R & D and test of blockchain, terahertz, cognitive computing and other technologies in advance. Blockchain has been written into the outline of xiong'an New District Planning in Hebei Province. A technology with advanced influence and far-reaching significance begins to grow together with a rising Digital City shouldering historical mission

on June 8, 2018, China Academy of information and communication signed a strategic cooperation agreement with xiong'an new area. The two sides will build a scientific research base in the field of information and communication in xiong'an new area, and provide comprehensive support services such as development strategic planning, standards and policy formulation for the construction of the new area, focusing on 5g, instrial Internet, artificial intelligence, blockchain, network security, military civilian integration, information technology and so on In the field of Internet of vehicles and other fields, Beijing Tianjin Hebei high tech innovation comprehensive service platform and innovation and entrepreneurship demonstration base will be built to promote instrial innovation and development

on June 28, 2018, xiong'an New Area officially signed a strategic cooperation with 360 group. 360 group will give full play to its advantages in network security, big data, artificial intelligence, blockchain and other technical fields to provide comprehensive network security services for the construction of a safe and reliable "digital xiong'an"

on July 23, 2018, xiong'an group of China signed a memoranm of understanding with consensys, a blockchain technology company. Joseph Rubin, the founder of consensys, etc., made suggestions to xiong'an group of China on how to use blockchain technology, hoping to apply his knowledge and experience in blockchain ecosystem to xiong'an's projects and support xiong'an's innovative development mode

on December 21, 2018, Hebei xiong'an branch of Bank of communications was opened. The branch will rely on the head office's professional R & D team and strong R & D strength, rely on financial business processing, artificial intelligence, blockchain, big data, cloud computing and other financial technology platforms, constantly innovate the financial business model, and make greater contributions to the construction of green xiongan, smart xiongan and digital xiongan

on May 8, 2019, ICBC Technology Co., Ltd., a wholly-owned subsidiary of ICBC, opened its business in xiong'an new area and became the headquarters of banking financial technology company in xiong'an new area. ICBC technology and Management Committee of xiong'an new area signed the memoranm of financial technology cooperation, and Management Committee of xiong'an New Area officially started the operation of xiong'an resettlement fund management blockchain platform, which will apply the block chain technology of ICBC to realize the whole process chain management of original files of resettlement and fund penetrating allocation

on December 25, 2019, Everbright Bank and digital city company of China xiong'an group will jointly build a "digital financial technology laboratory" in xiong'an new area. Guided by the strategic needs and information construction of xiong'an new area, it will graally build a highland of blockchain commercial application research, technological innovation and talent cultivation

on March 31, 2020, xiong'an blockchain laboratory was officially unveiled. Xiong'an blockchain laboratory has three major goals: to become a new highland of blockchain research and application, an open frontier innovation base, and to explore a new model of laboratory economy. At the third anniversary of the establishment of xiong'an new area, xiong'an blockchain laboratory has special significance, which marks that the innovative practice of xiong'an New Area's blockchain has entered the stage of organization and large-scale landing, and marks a new chapter in the synchronous planning and construction of digital city and physical city in xiong'an new area

xiong'an new district is a digital city forest that has been cultivated from the seed, which is naturally suitable for the central bank's digital currency pilot. Shanghai xiongan, Shenzhen, Cheng on the left and Suzhou on the right are looking forward to the central bank's digital currency pilot projects in these four places, which will spread to the world

6. I want to know why your eth equipment is shown in red, while mine is shown in gray and marked with eth
in the past, I had a Diablo mod version, but it changed the settings of hackmap after installation. At that time, ETH equipment became scarlet letter, and weather effects still existed after hackmap was turned on, which made me angry. It was useless to reload hackmap. Finally, I reloaded the Diablo, which made me angry when I thought about it~~~~
7. The people's Bank of China basically has these eight types of Posts:
1. Economic and Financial Post
Economic and Financial Post belongs to the relatively omnipotent post of the people's Bank of China, except for monetary and credit policy implementation and supervision, investigation and research, data analysis, instry report, credit business processing, treasury business, foreign exchange business, on-site inspection and off-site inspection, The staff of economic and financial posts in some branches will also participate in other work contents such as accounting, statistics, management, etc., and the specific requirements of the staff in the branches shall prevail
2. Accounting post
accounting generally has two departments, one is the accounting and financial department, which is responsible for financial management; The second is the accounting department, mainly the business office and the state treasury department. The work content of the accounting post is mainly responsible for the Treasury revenue and expenditure accounting business operation, currency issuance, such as the delivery and storage of RMB, etc; Operating payment system, fund transfer, account management, payment and settlement, inter-bank fund transactions, foreign exchange business, etc; Daily business and internal audit of PBC
3. Legal post
the main responsibilities of legal post are office legal management and comprehensive management, such as contracting the interpretation of financial laws and regulations according to law; Undertake the work of administrative reconsideration and administrative response, carry out financial legal consulting business, financial training, economic legal services related work, such as organizing financial legal ecation and publicity. At the same time, we should do a good job in the legal compliance and other routine work, such as drafting, reviewing the contract text, participating in the project negotiation and litigation and other legal affairs, legal research on digital currency and legal affairs of digital currency Research Institute
4. Computer post
Computer post is mainly engaged in the development, operation and maintenance of the business system of the people's Bank of China, performing the responsibilities of the central bank, and supervising the financial institutions within its jurisdiction in information security, financial IC card, Internet Finance and other aspects
there are four specific points as follows: first, be responsible for the operation and maintenance of the people's Bank of China's business system network and computer room, security technical support and guarantee, as well as the collection, summary and analysis of relevant information and data; Second. Engaged in financial instry big data analysis, software architecture design, software development, project management, system integration, network security, information security, national secret algorithm, security testing related work; Third, responsible for the legal digital currency related software system, encryption technology and security model, transaction terminal chip technology research and development; Fourth, operation and maintenance of payment and settlement system
5. Statistical post
statistical post generally requires economics and statistics related professional background. We can understand the main work from the following three points. First, data collection and collation, such as statistical economic indicators, survey statistics; Second, quantitative and qualitative analysis of data, instry research, etc; Third, policy effect research and suggestions, such as providing financial information consultation, credit management and other related work
from this, we can see that the statistical post basically does research and statistics work, so the unified survey is an important department, but the work contents of different branches may vary, such as county branches, which mainly do the deposit loan ratio statistics of County commercial banks< Because branches of the people's Bank of China and branches of the State Administration of foreign exchange work together, branches of the people's Bank of China also undertake the corresponding foreign exchange management
English positions are mainly engaged in international related business, foreign exchange management and clerical and comprehensive related work. Such as data compilation in research and analysis. Specifically speaking, international trade project negotiation, reception and translation of international business conference, text translation, preparation of Market Research Report and other proct and brand publicity
7. Management post
management is more inclined to public management, administrative management, human resource management and other related majors. It mainly refers to the comprehensive management of office internal work of PBC branches
the specific responsibilities are as follows: first, comprehensive administrative management, such as the drafting of relevant documents, the organization of important meetings, the handling of messages, secretarial affairs, etc. Second, channel management, tracking research and evaluation. Third, be responsible for the management, coordination and organization of the proction of commemorative coins. Fourth, domestic market development related work. Fifth, discipline inspection and supervision. Sixth, engaged in document operation, management and other administrative affairs
8. Other categories
in addition to the seven general categories, there is another special category for the recruitment majors of PBC. Today, let's take a little look at other classes. The job responsibilities of each branch are mainly security post and some special requirements. Among them, the characteristic of security post is that some recruitment agencies require candidates to be security related majors such as security management and security prevention in military academies, police academies and public security academies.
8. Because the distributed accounting mode of blockchain technology and its full history can break through the monopoly of instry giants on big data, and greatly improve the quality of data and the scope of collection, jinwowo will use blockchain technology to fully record the source of big data and improve the storage.
9. 1. Economic and financial
mainly focus on economic and financial related research. Specifically, it includes: 1) the formulation of monetary policy (mainly the post responsibility of directly affiliated units); ② The implementation of monetary policy (the direct subordinate units and all branches are jointly responsible for it); ③ Research and selection of monetary policy tools (general monetary policy tools, selective monetary policy tools, supplementary monetary policy tools, etc.) (led by directly affiliated units and coordinated by all branches); ④ Research and management of gold reserves and foreign exchange reserves; ⑤ Responsible for the analysis of the economic mechanism, mechanism design, risk management and Policy Research of legal digital currency; ⑥ Financial business certification, financial research and analysis, demand analysis and other related work; ⑦ Supervision of banking business; ⑧ The issue of money and money supply
2. Accounting
engaged in accounting related work. It includes: (1) internal audit of PBC; ② Accounting business such as statement accounting of banks; ③ Bank payment and settlement business
3. It includes: (1) office legal management and comprehensive management; ② Engaged in drafting, reviewing contract text, participating in project negotiation and litigation and other legal affairs; ③ Mainly engaged in financial training, economic legal services related work; ④ Responsible for legal research on digital currency and legal affairs of digital currency Research Institute
4. Computer
engaged in computer and network system, office and business system information related work. Specifically, it includes: 1) responsible for the operation and maintenance of the business system, network and computer room of the people's Bank of China, as well as the security technical support and data collection, summary and analysis of relevant information and data; ② Engaged in financial instry big data analysis, software architecture design, software development, project management, system integration, network security, information security, national secret algorithm, security testing related work; ③ Responsible for the research and development of legal digital currency related software system, encryption technology and security model, transaction terminal chip technology, etc; ④ Mainly engaged in the operation and maintenance of payment and clearing system; ⑤ Mainly engaged in payment and clearing system operation and maintenance and software development
5. Statistics
engaged in data statistics and other related work. It includes: (1) data collection and arrangement; ② Quantitative and qualitative analysis of data; ③ Policy effect research and suggestions
6. Management (focusing on public management, administrative management, human resource management related majors)
engaged in comprehensive management. It includes: (1) comprehensive administration; ② Channel management, tracking research and evaluation, etc; ③ To be responsible for the management, coordination, organization and management of the proction of commemorative coins; ④ Domestic market development related work; ⑤ Discipline inspection and supervision work; ⑥ Engaged in document operation, management and other administrative affairs processing
7. English
engaged in international related business. It includes: 1) engaged in international trade project negotiation, international business conference reception and translation, text translation, preparation of Market Research Report, etc; ② Engaged in proct and brand promotion work; ③ Mainly engaged in clerical and comprehensive related work
10. The boat from Zhongshan port goes to the wharf of China harbor city, gets off the boat, walks southward along Guangdong Road for 10 minutes to Tianxing Wharf in Tsim Sha Tsui, takes a ferry to Wan Chai wharf, and the Convention and Exhibition Center is next to Wan Chai wharf

the return route is the same.
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