Stealing bitcoin in those years
some malware also make great use of the parallel computing power of graphics cards. In August 2011, botnet of bitcoin mining was discovered, and Mac OS X infected by Trojan horse was also discovered to mine bitcoin.
on June 19, 2011, security vulnerability of mt.gox (Magic: abbreviation of the gathering online exchange) bitcoin trading center caused the price of 1 bitcoin to drop to 1 cent (although other transactions were not affected). The reason is that a hacker stole the user's mtgox certificate from the computer infected with the Trojan horse, so he transferred bitcoin to his own account and sold it, resulting in a large number of "ask" requests at that price. A few minutes later, mtgox shut down and cancelled the abnormal transactions in the hacking incident, making the price of bitcoin rebound back to $15. In the end, the bitcoin exchange rate went back to what it was before the crash. Accounts equivalent to more than $8750000 were affected
in July 2011, the operator of bitomat, the world's third largest bitcoin trading center, announced the loss of access rights to the wallet.dat file that records 17000 bitcoins (about 220000 US dollars). At the same time, announced the decision to sell services to make up for the loss of users
in August 2011, mybitcoin, one of the processing centers of common bitcoin transactions, announced that it had been attacked by hackers and shut down. Involving 49% of customers' deposits, more than 78000 bitcoins (then equivalent to about $800000) are missing
in early August 2012, bitconica was sued in the San Francisco court for damages of about $460000. In 2012, bitconica was attacked twice by hackers, accused of ignoring the security of customers' funds and forging withdrawal applications
in late August 2012, bitcoin savings and trust was shut down by its owner, leaving about US $5.6 million in debt. At the same time, he was accused of operating the Ponzi scheme. In September 2012, the securities and Exchange Commission began to investigate the case
in September 2012, bitfloor trading center was also hacked, and 24000 bitcoins (about US $250000) were stolen. Bitfloor was suspended. Bitfloor resumed operations in the same month, and its founder said he had reported the theft to the FBI and that he was planning to compensate the victims, but the compensation schele was unclear
in June 2011, a hacker transferred 25000 bitcoins into his account, which is equivalent to 500000 US dollars. The whole transaction could not be traced. Although the owner of bitcoin announced the theft on the Internet, it was useless. The hacker became the first thief of bitcoin
in 2012, 46703 bitcoin worth US $228845 was stolen e to the disclosure of the super management password of the server of the website hosting provider linode. More than 43000 stolen bitcoins belong to bitcoinica, a bitcoin trading platform. Another 3094 bitcoins are owned by Marek palatinus, a Czech programmer. Gavin Andersen, the chief bitcoin programmer, also lost his five bitcoins.
stolen
mark kalpler, chief executive of mt.gox, bowed his apology at a news conference held in Tokyo yesterday, saying that "the loss of bitcoin is e to a loophole in the company's system"
a lawyer for Mt. GOx said that almost all the bitcoins traded on the platform were stolen, including about 750000 bitcoins in the user's trading account and about 100000 bitcoins in Mt. GOx's own account. According to the trading on February 28, the loss is estimated to be about $467 million
according to media reports, mt.gox trading platform had more than 1 million accounts at its peak, mainly from customers outside Japan, including many users trading more than US $10000. Some bitcoin investors have rushed to Tokyo from overseas in an attempt to recover trading funds from Mt. GOx
on February 7, e to hacker attacks, mt.gox temporarily stopped the bitcoin extraction business, causing transaction confusion and user dissatisfaction. From the noon of February 25, users cannot log in to mt.gox trading platform. The home page of the website then pasted a "notice to customers" to suspend all transactions
Li, a native of Hefei, spent 140000 yuan to buy 124 bitcoins in October this year. Afterwards, Li joined some chat groups of bitcoin players to pay close attention to the bitcoin market. On October 22, a person named Michael in the group took the initiative to chat with Li and asked him if he was mining“ I won't, and I won't get any money. " Mr. Li replied. Michael repeatedly urged Li to have a try and sent him a "mining tool", claiming that he could use the tool to dig more bitcoin. In the subsequent chat, Michael constantly reminds Li to put bitcoin in his wallet, saying that the trading website is not safe“ From time to time, there are news that trading websites are closing down and running away. What he said is quite reasonable, so I believe him. " Li told Anhui Business Daily
100 bitcoins disappeared
Li received and installed mining tools. On the evening of October 26, he was inced by Michael to put 100 bitcoins in his wallet. However, when the bitcoin in the E-wallet just reached 100, it suddenly disappeared. Li suddenly panic God, and then contact Michael, the convenience of invisible disappeared
Li told reporters that at present, a bitcoin costs about 5000 or 6000 yuan, and 100 bitcoins are worth 500000 or 600000 yuan. Afterwards, Li reported the case to the police. However, to Li's disappointment, because bitcoin is a virtual currency, there is no relevant domestic law to regulate and protect its transactions. The police did not file a case“ Now, this man named Michael is still active on the Internet. He's just taking advantage of the law. " Li told Anhui Business Daily
there is a Trojan horse in "mining tools"
How could Li's bitcoin disappear? 360 security engineer contacted him and tested Michael's "mining tool", and found that this tool is a very popular "bitcoin robber" Trojan horse this year. According to the analysis of 360 security center, most of the "bitcoin thieves" Trojans are disguised as mining tools, simplified wallets and other compressed files. Once a player is recruited, the Trojan will automatically search for bitcoin wallets and steal them through e-mail, hacker remote control and other means.
March 25 (Xinhua) Zhong, an employee of an Internet technology company in Haidian District of Beijing, took advantage of his position to steal 100 bitcoins from the company by inserting codes with the permission of the administrator to modify the application program in the company's server. Reporters learned from the 24 people's Procuratorate of Haidian District, Beijing, that the procuratorial organ approved the arrest of the suspect according to the law on suspicion of illegally obtaining the data of computer information system. P>
the prosecutor of the case, Ji Jingling, said that according to the criminal law of the People's Republic of China and the relevant laws and regulations, the suspect, Zhong Mou, violated the state regulations and used technical means to acquire data stored in the computer information system. His behavior had violated the criminal law and was suspected of illegally obtaining data from computer information system. The procuratorial organ has approved the arrest of the suspect Zhong Mou according to law. p>
People who are familiar with the coin circle can be described as thundering with the name of Li Xiaolai. In the instry, he is known as & quot; The richest man in bitcoin;, The most well-known story is that before bitcoin became popular, he bought 100000 bitcoins. Now his personal value is conservatively estimated to have exceeded 7 billion yuan, which is the envy of everyone. However, in my opinion, his most admirable is his precise investment vision
After
, he also published many books, which are well-known in the instry. In fact, the popularity of bitcoin has warmed up a lot recently. Compared with the price of tens of thousands of dollars, according to the latest data, the value of a bitcoin is about $9500. If it is the investors who buy at a high price, they should lose a lot of money now< Summary: Li Xiaolai's success is closely related to his precise investment vision. When no one was optimistic about the development of bitcoin in those years, he had foreseen that this form of virtual currency would become the target of many people's pursuit in the future, and even the mining for it. After all that, what other well-known virtual currencies do you know besides bitcoin? Welcome to share and discuss in the message area. The change of science and technology and the progress of the times, I will be with you< br />
bitcoin does not rely on specific currency institutions to issue. It is generated through a large number of calculations of specific algorithms. Bitcoin economy uses a distributed database composed of many nodes in the whole P2P network to confirm and record all transactions. The decentralized nature and algorithm of P2P can ensure that it is impossible to artificially manipulate the value of bitcoin through mass proction
bitcoin is very similar to cash
the advantages of bitcoin are: no freezing, no tracking, no taxes, and extremely low transaction costs. Compared with people who speculate in currency, it is wealth, and people outside the currency circle may think it is a fraud
depending on which trading platform, each trading platform is definitely different.
the law does not prohibit the sale of virtual currency, so it can.
Recently, Haidian police in Beijing cracked a case of destroying computer information system. The suspect Zhong used his administrator's authority to modify the company's computer applications, stealing 100 bitcoins, worth millions of yuan. Before he could sell the stolen goods, Zhong was arrested by the police. At present, Zhong was detained for the crime of destroying computer information system
according to the police, after stealing bitcoin, Zhong originally wanted to go to a foreign website to sell it. Because he didn't know which website could operate, he found an application of "bitcoin wallet" on the Internet and saved the stolen 100 bitcoins. It was said that there was also a "core money package", which could clear the track of stealing, and then moved 10 bitcoins to deposit. After the police work, Zhong returned the remaining 90 bitcoins to the company, but the 10 bitcoins stored in the "core wallet" could not be found
At present, the suspect Zhong has been detained by Haidian police for the crime of destroying computer information system, and the case is under further trialaccording to the people's Bank of China, bitcoin has no legal status as a currency, but it is still allowed to be traded privately at its own risk. The notice stipulates that financial and Payment institutions are not allowed to carry out bitcoin business, but it does not prohibit private transactions in bitcoin. The notice requires bitcoin website to be managed by real name system, put bitcoin website on record, and bring bitcoin service organization into anti money laundering supervision
however, according to the international market, on November 9, 2016, 1 bitcoin (BTC) = RMB 4774.40.