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Most Banks Report Agentic AI Intrusions

BioCatch has rolled out a behavioral-biometrics capability it says can flag autonomous account agents before transactions occur.

Overview

  • BioCatch’s 2026 survey of 1,440 fraud, AML and risk professionals at banks in 25 countries found that 80% reported encountering attacks that used autonomous or agentic AI to access accounts or probe systems.
  • The company announced AiRE, a detection capability that it says identifies agent-like interaction patterns—such as synthetic inputs, unusual browser permission profiles and agent infrastructure signals—before funds are moved.
  • In response to reported agent activity and worries about disabling of internal monitors, many banks have tightened or blocked third-party agent access and shifted toward read-only or vetted connectors to limit exposure.
  • Some retail brokers have enabled agent integrations for trading, and firms such as Robinhood require a separate Agentic Account while placing responsibility for agent construction and actions on customers.
  • Experts and firms warn that distinguishing legitimate AI-assisted users from malicious agents is hard, which has prompted calls for stronger authentication, rotating secrets, longer logs and greater regulatory scrutiny to clarify liability and reporting.