Bitcoin price volatility has soared again and returned to the peak level at the end of the 17-year bull market. Compared with the rare high volatility of the Dow Jones Volatility Index (CBOEVXDIndex), Bitcoin market trading sentiment has returned to the l

In addition, the institution has been able to successfully combat money laundering without the need for such a centralized system with prohibited addresses. As early as March, Europol announced that it had destroyed an international gang that hacked bank

At the end of May 2019, Grayscale released a chart showing that the company managed a total of approximately US$2.1 billion worth of encrypted assets, and the Bitcoin Investment Trust (GBTC) reached US$1.7 billion, accounting for nearly 94% of the share.

The problem with this contract lies in uintcurrentBalance=this.balance+msg.value; (and related lines) and the wrong use of this.balance. Attackers can put ether into the contract in the three ways mentioned above:At present, you may have to "rent&quo

The graph shows the standardized U.S. dollar price and transaction volume of 5 different LTC trading pairs since April 2014. LTC/BTC, LTC/USDT, LTC/USD, LTC/EUR and LTC/CNY. The orange line represents the price index, blue is LTC/BTC, yellow is LTC/USDT,

One problem with the current Bitcoin and Ethereum blockchains is that the number of units running full nodes is decreasing. This is because full nodes need to download all input and output data from all transactions, and over time, these The data has grow

CipherTrace tracked that between 2017 and 2018, criminals stole $1.2 billion worth of cryptocurrency from exchanges. In 2018, the FBI received more complaints about cryptocurrency crime than in 2015. 6 times.From 2013 to 2018, the share of Bitcoins market

Bitcoin and blockchain technology are emerging at the same time. Satoshi Nakamotos goal is to turn Bitcoin into a digital cash, and the underlying technology that supports the generation and operation of this digital cash is the blockchain. But with the g

The rise in the price of Bitcoin means that the potential benefits of hackers are also soaring. Investors, please do a good job of security protection of Bitcoin assets to prevent hacker attacks. I suggest that currency holders do not choose any custodial

In 2014, the Winklevoss brothers, owners of the Gemini exchange, submitted an application to the SEC, hoping that the BatsBZX exchange would list a Bitcoin ETF. But after three years of review, the SEC rejected the application for the first time in March