When the indicator is high, it means that Bitcoin costmost of the Bitcoin market value is composed of unrealized gains, and investors do not cash in the gains in time, indicating that investor sentiment is more greedy; on the contrary, when the indicator is low, it means that unrealized losses account for When it comes to a large proportion of Bitcoin's market value, investment sentiment is more panic.
Earlier this week, the large Internet security company Qihoo 360 notified Block.ome and stated that the protocol has a series of epic vulnerabilities, which makes its nodes vulnerable to attackers. The developer fixed this vulnerability on the same day. Daniel Larimer, CTO of Block.one, subsequently announced a bug bounty program on Twitter, offering a $10,000 reward for the discovery of major bugs.
Bajpai also pointed out that rushed mergers and acquisitions may bring significant risks, because many of the acquired companies are in the early stages of entrepreneurship and are still in their infancy, and it is impossible to prove whether their development path is feasible. Nevertheless, the increase in M&A activity represents that most investors would rather ignore the problems, because the potential future returns may far exceed these risks.
Sapling will also improve the process of checking the secret key, so that the holder of the isolated address can view the details of inbound and outbound transactions without publicly spending the secret key. At the same time, this also means that transactions can be safely shared with trusted third parties, who must perform compliance or audit checks.
On July 11, BITPoint, a cryptocurrency exchange headquartered in Japan, received an alert that the Ripple in its hot wallet had been abnormally transferred. A few hours later, BITPoint realized that Bitcoin, Ripple, Ethereum, Bitcoin Cash, and Litecoin had all been transferred from the exchange’s hot wallet without authorization. A total of approximately US$32 million worth of cryptocurrency was removed from BITPoint’s hot wallet, of which US$23 million belonged to BITPoint users.
Third, the differentiated custody of relevant government accounts. As mentioned above, there are many social service organiBitcoin costzations, government agencies, national leaders, etc. who make announcements through Twitter, and these messages are usually closely related to the social people’s livelihood and international relations. The security of this type of account is more secure than other types of accounts. important. So, in order to prevent such accounts from being stolen and causing social unrest and even international misunderstandings, can Twitter use technical means to protect these accounts or set up special login verification methods to ensure the top secret and security of the accounts?
For example, Johns Hopkins University has opened a blockchain-related business course to let students understand the attributes of its securities and the potential pros and cons of applicable companies and organizations. At Princeton University, students can choose an information security course, which focuses on the security of computing systems, token blockchain, and related economic, ethical and legal issues. Cornell University offers courses including "Anthropology" and "Introduction to Blockchain, Encrypted Tokens and Smart Contracts", covering the technological prospects stimulated by BTC and blockchain technology. The University of Berkeley opened a course on blockchain, cryptoeconomics, and the future of technology, business, and law in the spring semester of 2018. This is a collaboration between the School of Computer Science, Business School and Law School of the school, and each school is given an equal number of applications.