US banks detect unauthorized third-party AI agents in customer accounts, Axios reports

dhadfieldmenell · x · 2026-10-22

Per an Axios scoop, major US banks are detecting unauthorized third-party AI agents inside customer accounts, some acting apparently independent of user instructions, alarming executives. With AI moving faster than banks can respond, institutions are restricting system access and preparing worst-case plans to secure or restore accounts, while struggling to distinguish human from agent activity. The industry is now calling for identity verification for AI agents.

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