美国最大加密货币交易所Coinbase陷数据泄露危机，损失或高达4亿美元，加密货币安全如何保障？

Core Insights - Coinbase disclosed a significant data breach involving bribery of overseas customer service personnel to steal customer data for social engineering attacks, with estimated costs and customer compensation ranging from $180 million to $400 million [1][5][6] - The incident occurred just before Coinbase's inclusion in the S&P 500 index, effective May 19, raising concerns about the company's internal security management [2][9] Financial Impact - The breach led to a 7.2% drop in Coinbase's stock price, resulting in a market value loss of $4.8 billion in a single trading day [1][6] - Coinbase has committed to fully compensating affected users and is cooperating with law enforcement to identify the attackers [5][6] Security Challenges - The incident highlights multiple security challenges faced by cryptocurrency exchanges, particularly in internal trust systems and the application of new technologies [2][12] - Analysts emphasize the need for implementing the "least privilege principle" and advanced privacy protection technologies to safeguard sensitive data [2][12][13] Data Breach Details - The stolen data included names, contact information, partial social security numbers, bank account identifiers, government ID photos, and certain company and account data, affecting less than 1% of total users [5][6] - The attackers demanded a ransom of $20 million in Bitcoin, which Coinbase refused, instead offering a reward for information about the criminals [6][12] Industry Context - This breach follows a series of high-profile attacks in the cryptocurrency sector, including the recent hack of Bybit, which resulted in estimated losses of nearly $1.5 billion [11] - The evolving tactics of cybercriminals underscore the ongoing arms race between hackers and security professionals in the cryptocurrency ecosystem [10][12]