2024年Q1 Web3区块链安全态势、反洗钱分析回顾（一）

According to the monitoring and early warning, Tian Daxia, the research team of the author of this chapter, showed that the total loss caused by hacking, phishing fraud and the project side in the first quarter of 2008 reached $ billion, of which the total loss from the main attack was about $ billion, and the total loss from the project side was about $ million. The total loss from phishing fraud in the first quarter of 2008 increased by about $ billion year-on-year, and the total loss from hacking was higher than that in any quarter of 2008, reaching $ billion. Yuan was the month with the highest loss in the first quarter of, and the game platform became the item type with the highest loss for the first time according to the types of the attacked items. The attacks against the game platform caused a total loss of $ billion, accounting for the loss of all attacks. From the perspective of the loss of each chain, the attacks on the chain with the highest loss amount still caused a loss of $ billion, accounting for the total loss. From the perspective of the attack methods, there were several private key leaks in this quarter, which caused losses of $ billion. From the perspective of capital flow, most of the stolen assets were frozen and recovered in this quarter, with about $100 million of stolen funds frozen and $10,000 of stolen funds recovered. From the audit situation, the proportion of audited projects in the attacked projects has increased, and major attacks have caused losses of $100 million. In the first quarter of 2000, the total losses from major attacks in the field have reached $100 million, of which the losses exceeded $100 million. The security incidents with losses in the range of $100,000 to $100,000, the incidents with losses in the range of $100,000 to $100,000, the attacks with losses exceeding $100,000, the attack mode of $100,000, the private key leakage chain platform and the blockchain game platform were attacked, and the hacker's address cast hundreds of millions of tokens worth $100,000, and then the negotiation with the hacker failed. The hacker cast hundreds of millions of tokens worth $100,000 and sent some funds to The coin moved to the token co-founder's billion-dollar attack mode, the private key leakage chain platform. On April, the co-founder said that his four wallets were hacked and stolen, totaling about billion dollars. The coin security team has successfully frozen the $10,000 attack mode, which was stolen by the attacker. The game platform based on the social engineering chain platform was attacked and lost about 10,000 dollars. It is suspected that the project party was attacked because it hired a North Korean hacker as a developer. After that, all the stolen funds have been returned by the hacker. The attack method, security structure, vulnerability chain platform, encrypted exchange suffered an attack loss of about USD 10,000. Hackers have transferred most of the stolen funds to the exchange, indicating that the attack was not committed by our employees, but an external attack caused by the vulnerability of our security structure. The attack method, contract vulnerability, access control vulnerability chain platform suffered an attack loss of about USD 10,000. The attack method, private key disclosure chain platform suffered an attack loss of about USD 10,000. Billion native tokens are worth $10,000, and the co-founder is worth $10,000. The attack mode of private key leakage chain platform lost about $10,000 due to private key leakage. For the first time, the game platform became the project type with the highest loss. The project type with the highest loss in this quarter was the game platform, which caused a total loss of $100 million, accounting for the loss of all attacks. For the first time, the game platform became the victim category with the highest loss. Two personal wallet thefts caused a loss of hundreds of millions of dollars, both of which were stolen by the co-founder of a well-known project, Lianchuang and Lianchuang hacking incidents. One incident occurred in the field, accounting for about 10,000 dollars, ranking third among all project types. Other attacked project types also included infrastructure, payment platform, music platform, etc. The chain with the highest loss amount and the largest number of attacks was the same as that of the year. It is still the public chain with the highest loss, and the attack on it caused a loss of $100 million, accounting for the total loss. The public chain with the second highest loss amount is from a co-founder wallet theft incident, and the public chain with the third highest loss amount is the attack on the secondary chain, which caused a total loss of $10,000. The loss amount of the chain ranks first among the major public chains, and only two major security incidents occurred in this quarter, resulting in a loss of about $10,000. Both the loss amount and the number of incidents are greatly reduced compared with last year. The amount comes from the private key leakage incident. In this quarter, there were several private key leakage incidents, which caused losses of $ billion, accounting for the same amount of total attack losses as in 2000. The losses caused by private key leakage incidents are still the first of all types of attacks. The private key leakage incidents that caused greater losses include $ billion, the co-founder of $ billion, and the co-founder of $ million. Engineering attacks and social engineering attacks caused losses of about $10,000. The top three vulnerabilities were algorithm defects of $10,000, access control vulnerabilities of $10,000 and business logic vulnerabilities of $10,000. The most frequent vulnerabilities were business logic vulnerabilities, contract vulnerabilities, and one of the attacks was business logic vulnerabilities to evade anti-money laundering analysis. Recently, a closed Hong Kong exchange began to transfer funds from its wallet to various decentralized exchanges and centralized platforms, allegedly for the purpose of Escape from anti-money laundering control Before it was discovered, the last known transaction involving the exchange wallet occurred in June and June, and before it closed down, it was one of the largest cryptocurrency exchanges in Hong Kong with more than 10,000 users. According to the analysis of the team, it was found that since June, the exchange began to transfer money from its exchange wallet, and the transfer funds were divided into three parts, namely, a sum of money was transferred to over 10,000 US dollars according to the current price. The ins and outs of the exchange incident were in cryptocurrency. Two days after the exchange filed for bankruptcy, it also stopped withdrawing money and cleared all social channels because of counterparty risk exposure. At first, the freeze was attributed to security measures against suspected malicious attacks. On April, the exchange issued a statement saying that its platform needed to be maintained, in addition to suspending withdrawal, derivatives would be automatically liquidated. After that, the platform operation and social media update stopped. The strange thing is that after the silence, the exchange wallet began to move, and a large amount of money began to be transferred to other addresses in an attempt to avoid the identification and monitoring of tools. The recent chain of exchange wallets by the anti-money laundering analysis platform. 比特币今日价格行情网_okx交易所app_永续合约_比特币怎么买卖交易_虚拟币交易所平台

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