Hackers target major Wall Street firms with AI voice phishing attacks

Someone called your boss. It sounded exactly like your boss. It wasn’t your boss. That’s the unsettling reality now facing some of the most powerful financial firms in the world. A wave of AI-powered voice phishing attacks, known in security circles as “vishing,” has targeted major Wall Street hedge funds and private equity firms, with cybercriminals deploying voice-cloning technology to impersonate executives and trusted colleagues. Among the targets: Two Sigma Investments, Citadel, and Point72 Asset Management. Three firms that collectively manage hundreds of billions of dollars. Two Sigma, which oversees roughly $75 billion in assets under management, confirmed it successfully thwarted the attempt with no data compromise or system impact. Citadel and Point72 both declined to comment. Deepfake voices, real consequences The attackers used advanced AI voice-cloning technology to create near-perfect replicas of known executives’ voices. These synthetic voices were then deployed through phone calls and audio messages, designed to trick employees into sharing sensitive information or granting unauthorized network access. No successful breaches from these specific incidents have been r...