POW is one of the most mainstream consensus mechanisms, and it is also the cornerstone of cryptocurrency mining industry. In recent years, frequent security incidents and 51% attacks have made POW attacked by many industry experts. Vitalik, founder of Ethereum, also tweeted: “I think this shows the importance of POS in the long run. I hope that after we switch to POS, 51% attacks will no longer appear even on the smallest chain. ”
But is pos really better than POW?
First of all, let’s look at pow. Bitcoin uses POW mechanism. Adopting such a consensus mechanism means that mining…
Anonymity is one of the characteristics of bitcoin, but anonymity is not equal to privacy, so researchers in the cryptocurrency industry have made a lot of efforts to enhance the privacy of bitcoin. Coinjoin is one of the technologies in which wallets such as wasabi, samorai and joinmarket are providing mixed currency services, but this technology requires that the currency mixing demanders are online and interactive at the same time.
Can we provide strong protection for user privacy and realize the standard non trust system on the client? For example, the same anonymous layer can be embedded directly in the…
The congestion of bitcoin network has to be solved. At present, bitcoin has not developed effective capacity expansion technology to help it improve and optimize the performance on the chain. At least in the long run, the massive transaction throughput on bitcoin network has not been significantly improved. In addition to this problem, the insecurity of bitcoin has been accelerated with the increase of user groups, which greatly affects the user experience. This problem will also seriously hinder the popularity of bitcoin and its future development.
How to effectively expand and improve security has become an anxiety of bitcoin. As…
Kevin O’Leary recently made amazing remarks on coindesk TV. He said that before entering bitcoin on Wall Street, we need to know about bitcoin mining. O’Leary is the star of “shark tank” and the chairman of o’shares. He said that while institutions want to invest in bitcoin, they think it is not environmentally friendly and suspect that its operation is driven by coal or other non environmentally friendly technologies.
O’Leary points out that if miners don’t want to be historical criminals, they need to be more efficient. …
Bed full node wallet, win and Linux have been updated to version v0.20.2.1. Please download the latest version of node update from the official website. This upgrade fixed the ticket price display data is not synchronized, as well as the atomic cross chain part of the code update.
Direct access from here: http://bedcoin.cc/download.html .
From digital economy to digital Inclusive Finance, with the support of innovative technology and policy, micro economy has been fully recovered. Micro economy is the most active cell in the market economy, and it is also an important part of the digital economy. …
With the rising price of bitcoin, more and more people begin to pay attention to the mining industry. Compared with the direct purchase of digital currency investment through the secondary market, the benefits and risks of mining are more selective and advantageous.
Before cloud computing power has fully entered the vision of investors, most people choose to buy mining machines for mining, and the most popular one is ant mining machine. It is not only popular in the market, but also the product has been upgraded and iterated for many times with the market demand, so the competitiveness can be…
As of today, the price of bitcoin has unwittingly climbed back to US $54000, which undoubtedly gives the market a bull market signal. Return is accompanied by risk, which is the common sense that most investors know before making investment choices. But common sense belongs to common sense, and greed is greed. Even in the case of ultra-high return and risk warning, countless investors want to seek the most secure way of investment, in order to obtain the highest return with the lowest cost.
Bed is one of the various digital money markets. It has some characteristics, which makes bed…
Ethereum is a continuously developing and perfect public chain platform. Its development route is divided into four stages: “frontier”, “Homestead”, “metropolis” and “serenity”. Every time after a big upgrade, it will enter a new stage. At present, Ethereum is in the third stage of “metropolis”.
The metropolis of Ethereum can be divided into two stages: Byzantine and Constantinople. Byzantine stage has been completed in October 2017, the rest of Constantinople is to introduce POW + POS hybrid consensus mechanism, complete the transition from POW to POS, and finally realize Casper consensus mechanism.
The process of “metropolis” has lasted for three…
Now let’s talk about blockchain. The first Lenovo target is bitcoin. Because of a series of wealth effects caused by bitcoin’s surge in recent years, blockchain gives people more impression of money and investment products, but its own technical advantages are not paid attention to by the public. As a new generation of Internet technology trend, blockchain has a strong promotion for the upgrading of the real economy, especially in the field of micro payment in the financial industry, blockchain technology can be applied and expanded in a deeper level.
Blockchain plays an important role in the real industry in…
