Upbit money trading floor hacker has achieved 49 million usd

Upbit money trading floor hacker has achieved 49 million usd

Network security | This is the latest virtual currency theft in recent times. South Korean crypto exchange Upbit has just confirmed that 342,000 Etherium coins ($ 49 million) were stolen into an anonymous electronic wallet on November 27. According to Engadget, Upbit quickly suspended all transactions, assets were transferred to offline wallets to not be attacked. Upbit will also replace the stolen Ethereum with its own money, but the process takes about 2 weeks before every transaction can work again.   Currently the identity of the thief has not been determined. There are a number of suspects such as criminal organizations, internal staff or even countries that need money because of sanctions. This is not the first time cryptocurrency exchanges have been hacked, nor is it the biggest. In 2018, the exchange Coincheck lost NEM virtual currency equivalent to $ 400 million.

Blockchain technology applied in Internet Banking financial transactions

Blockchain technology applied in Internet Banking financial transactions

Block chain is a chain of information related to financial transactions "banking transactions". Each block unit in a blockchain chain contains "key information" related to transactions or financial transactions. Each block contains a link to the previous block that forms a matrix of non-random blocks. The blockchain chain is publicly stored, so it can be easily accessed by anyone with an internet connection. Once the information is stored in a block, it cannot be tampered with by any means without leaving a trace. More and more banks are developing "blockchain technology" technologies to manage their financial transaction database systematically and efficiently "efficiently". Blockchain technology becomes an essential tool that allows financial institutions "financial institutions" to easily monitor and track financial transaction errors that are inconsistent with each other "discrepancies in transactions".

Application of blockchain in IoT security

Application of blockchain in IoT security

In 2019, although the world is witnessing the decline of the virtual currency bitcoin, no one can deny the technology behind crypto-currency: blockchain. The blockchain model shows remarkable advantages in many different industries and fields. This article will analyze the application of blockchain in Internet-of-Things (IoT) security.

What solution to blockchain scalability?

What solution to blockchain scalability?

This is one of the biggest challenges for blockchain and crypto - a major barrier that the whole community can solve. Without a solution, even the heads of the largest exchanges in the world find it difficult to gain broad acceptance.

What is blockchain?

What is blockchain?

Blockchain - a keyword that has been so HOT since the beginning of 2017, a technology with many useful applications in various fields such as banking, education, economics, health, gaming, e-commerce. , .. and even agriculture