Btce online Ethereum
mainstream digital currencies such as bitcoin, Puyin, Laite, Ethereum and dogcoin all exist in wallets, and wallets existed before the release of such currencies.
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[example] henceforward France and Britain had a common interest
since then, France and Britain have shared common interests.
blockchain is a term in the field of information technology. In essence, it is a shared database. The data or information stored in it is characterized by "unforgeability", "trace in the whole process", "traceability", "openness and transparency" and "collective maintenance". Based on these characteristics, blockchain technology has laid a solid "trust" foundation, created a reliable "cooperation" mechanism, and has broad application prospects
on January 10, 2019, the state Internet Information Office issued the regulations on the management of blockchain information services. In October 24, 2019, ring the eighteenth collective learning of the Central Political Bureau, general secretary Xi Jinping stressed that "block chain as an important breakthrough in core technology and independent innovation", "accelerating the development of block chain technology and instrial innovation". "Blockchain" has entered the public field of vision and become the focus of social attention
on December 2, 2019, the word was selected into the top ten catchwords of "biting words" in 2019
extended data:
Application of blockchain Finance:
since 2016, the major financial giants have also carried out blockchain innovation projects to explore the possibility of applying blockchain Technology in various financial scenarios. In particular, Puyin group took the lead in creating a "blockchain +" standard digital currency
standard digital currency refers to the process of assets identification, evaluation, right confirmation and insurance completed by a third party organization, which is written into the blockchain through careful digital algorithm to form the standard corresponding relationship between assets and digital currency, which is called standard digital currency
in order to realize the great leap forward development of blockchain finance, promote the new development of China's economy, accelerate the circulation of global assets, and realize the dream of rejuvenation that has been struggling for generations, Puyin group will hold the Guiyang strategic development ceremony of Puyin blockchain finance in Guizhou on December 9, 2016
the meeting will discuss the realization of digital circulation of assets by blockchain, the financial transaction mode of blockchain, and the application of blockchain services and social public instry. This conference will mark the beginning of the application of blockchain finance and the change and development of the new financial ecology
many new users believe that the sole purpose of mining is to generate ether in a way that does not require a central issuer (see our guide "what is ether?"). It's true. The token of Ethereum is proced in the process of mining, with a mining rate of 5 Ethereum coins per piece. But mining is at least as important. Usually, banks are responsible for keeping accurate records of transactions. They make sure that money is not created out of thin air and that users don't cheat and spend money many times. However, blockchain introces a new way to keep records, the whole network instead of intermediary, to verify transactions and add them to the public ledger
Ethereum mining
although "no trust" or "trust minimization" monetary system is the goal, there are still people who need to ensure the security of financial records and ensure that no one cheats. Mining is one of the innovations that makes decentralized records possible. Miners have reached a consensus on the history of transactions in terms of preventing fraud (especially double spending on ether) - an interesting issue that hasn't been addressed before the decentralized currency works on the blockchain. While Ethereum is looking at other ways to reach a consensus on the effectiveness of the deal, mining currently keeps the platform together
how mining works
today, the mining process of Ethereum is almost the same as that of bitcoin. For each transaction, the miner can use the computer to guess the answer repeatedly and quickly until one of them wins. More specifically, the miner will run the unique header metadata (including time stamp and software version) of the block through the hash function (which will return a fixed length, unordered string of numbers and letters, which appears to be random), changing only the 'nonce value', which will affect the hash value of the result
if the miner finds a hash that matches the current target, the miner will be granted ether and broadcast the block across the network for each node to verify and add to their own ledger . If miner B finds the hash, miner a stops working on the current block and repeats the process for the next block. It's hard for miners to cheat in this game. There is no way to fake the work and come up with the right answer to the puzzle. That's why solving puzzles is called "proof of work."
on the other hand, others have little time to verify whether the hash value is correct, which is exactly what each node does. About every 12-15 seconds, a miner finds a stone. If the miner starts to solve the puzzle faster or slower than this, the algorithm will automatically re adjust the difficulty of the problem so that the miner can rebound to about 12 seconds of solution time
miners earn these ethers randomly, and their profitability depends on their luck and the computing power they put in. The specific workload verification algorithm used by Ethereum is called "ethash", which aims to require more memory, making it difficult to mine with expensive ASIC. Special mining chips are now the only profitable way to mine bitcoin
in a sense, ethash may have achieved this goal successfully, because dedicated ASIC is not available for Ethereum (at least not yet). In addition, as Ethereum aims to shift from proof of work mining to "proof of equity" (which we will discuss below), buying ASIC may not be a wise choice because it may not prove useful for a long time< However, Ethereum may never need miners. Developers plan to abandon proof of work, the algorithm currently used by the network to determine which transactions are valid and protect them from tampering to support proof of equity, which is guaranteed by token owners. If and when the algorithm is launched, proof of equity can become a means to achieve distributed consensus, and the consensus uses less resources.
the earliest appearance of the former was in 2015. In the two years from 2015 to 2017, the personnel of Vicat MLM organizations, through false propaganda, selling Vicat, holding various propaganda meetings and establishing class system, led to more than 200 countries and more than 3 million people being cheated. Although in 2017, Vicat coins have been cracked, a total of 119 backbone were arrested. However, e to the large number of people involved in Vicat, even if the backbone is captured, some offline people are still using Vicat to continue to commit fraud. In the first half of 2018, many people found signs of recovery of Vicat
top 2: mchain (M-chain or MCC)
mchain, formerly known as M-chain or MCC, appeared in the second half of 2017. Through the Ethereum blockchain, the personnel of MCC pyramid marketing organization generated token MCC for free. Through careful packaging (for example, putting token MCC online to some unknown Shanzhai exchanges, inventing Galaxy online entertainment platform and cloud mining machine), they attracted investors to invest and promised high returns to investors. After investors take the t, MCC MLM organizations will ince investors to develop offline through other means< At present, MCC has not been detected by the police and is still active. However, Yuhang Public Security Bureau and Zhejiang Economic Investigation Bureau have already issued a warning, hoping that you will not easily get on the stolen ship that has lost your property
Top 3 of MLM: radar coin (ADAR)
radar coin appeared in 2014 and was exposed as a pyramid scheme by CCTV and public security in many places. It was once known as the largest online MLM project in China, but up to now, radar coin is still active
radar coin mainly relies on the Internet and community for promotion. As few people knew the concept of mining in the early years, radar coin was introced to store or promote the concept of mining, and it has continued to this day. As early as 2016, radar coin was stripped out, formerly known as VPAL (also pyramid scheme), because the source code of radar coin and VPAL is consistent, and radar coin uses the domain name of VPAL<
Top 4 of MLM coin: LCC (light cone)
LCC is a MLM coin scam that appeared around November 2017. MLM organization staff incited investors to take the initiative to invest and develop offline by manipulating prices and drawing big cakes. In just a few months, it expanded the scope of fraud to more than 10 provinces and cities in China, resulting in 50000-80000 people being cheated, The amount involved reached 4.9 billion yuan. At present, the top management of LCC pyramid marketing organization has been arrested by the police
Top 5 of MLM coin: Xinghan chain (SGC)
Xinghan chain was launched in September 2017. Like all MLM coins, Xinghan chain often holds various conferences at home and abroad to attract members and publicize Xinghan chain. Although the people of Xinghan chain pyramid scheme deliberately designed a complex algorithm in an attempt to cover up the fact of incing investors to go offline, it is just like mmm, the world's largest Ponzi scheme, and static income sold them out
in December last year, Xinghan chain was singled out as MLM. Five days later, it was suspected of MLM by Changsha crackdown office. In April this year, it was reported as MLM by many media platforms< Top 6: electric energy chain (EEC)
there is no official website, no white paper, nor shangshanzhai exchange. The only white paper with a little technical content is completely copied. The transaction is purely by manual transfer. If you transfer 1000 yuan, you will be charged 500, and if you transfer 2000 yuan, you will be charged 1000. At first glance, I thought it was charging QQ card. Buy 1000 coins a year, only 12 coins of income, to profit completely depends on the development of offline. It was exposed in May this year that it is a pyramid scheme< Top 7: popular money (TPC)
popular money appeared around may 2017 and was exposed as MLM by Hong Kong East weekly on February 4 this year. TPC has white papers, official websites, wallets, exchanges, points websites, game applications, and formal business licenses. It has a clear division of labor and strict discipline. No one would have thought that it would be a pyramid selling coin if it did not need to pay a threshold fee of 40000 yuan for one person and get a rebate for joining the army< In late March of this year, Datang launched illegal pyramid selling in the name of blockchain all over the country, and in just 18 days, it expanded its registered members to more than 13000, involving 31 provinces, cities and autonomous regions. Xi'an police set up a special team to destroy the case after receiving the report. According to the statistics after the incident, the amount of money involved in the case exceeded 80 million yuan, and this case has become the first "blockchain" mega network pyramid selling case in China
Top 9: Hero chain (HEC)
hero chain was listed on January 13 this year. Investors hesitated and repeatedly decided to report the case when people on the platform were cheated, the currency price plummeted and the market value evaporated by 90%. On March 14, 2018, the hero chain was put on file for investigation, and the relevant person in charge disappeared immediately after putting on file
Top 10: PMD (pyramid)
PMD was launched in June 2018, which completely imitated MCC's pyramid selling routine. After careful packaging, virtual cloud miner carried out fraud and hierarchical pyramid selling. Because PMD imitates MCC too much, it was discovered by the people of MCC MLM organization and exposed
top 11: WSC
WSC appeared around February this year. There is no white paper. The so-called official website is also composed of some scattered words and pictures. The staff of the pyramid marketing organization of Wenshang chain invented the cloud miner and launched the "welfare" of sending miner after registration to attract members. After the investors took the t, the staff of the pyramid marketing organization of Wenshang chain would pull the investors to the "business school" for centralized brainwashing training and development offline
Top 12: DK appeared at the end of 2015, which completely imitated the operation mode of MMM and learned from the experience of MMM crash, changed the realization time, promised 1% income and cheated investors. If investors think that the return of static income is slow, the people of the tic money pyramid marketing organization will encourage investors to develop offline, and set up a 20 layer pyramid hierarchical system, so that the leeks that have been locked up can trick new leeks into the pit. As the operation mode of tic is constantly changing, and its behavior is relatively low-key, so TIC has not been able to attract the attention of relevant departments and is still active
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