[Hackers Launch Cyberattack Wave Against Major Wall Street Hedge Funds, Targeting Citadel Securities and Two Sigma] BlockBeats News, August 5: According to Bloomberg, sources revealed that in recent days, hackers have launched a wave of sophisticated attacks against Wall Street firms, specifically targeting the information systems of large asset management companies. The attackers attempted to breach the information systems of some of the world's largest hedge funds, including Two Sigma Investments, Citadel Securities, and Point72 Asset Management. Several private equity firms were also targeted in this attack wave. The attacks employed a technique known as voice phishing (vishing), where cybercriminals use technology to simulate voices in phone calls or voice messages to trick employees into divulging sensitive information or granting access permissions.