Security researchers at Cato Networks have uncovered a new indirect prompt injection technique that can force popular AI browsers and assistants to deliver phishing links or disinformation (e.g., incorrect medicine dosage guidance or investment advice), send sensitive data to the attacker, or push users to perform risky actions. They call the technique HashJack, because it relies on malicious instructions being hidden in the #fragment of a URL that points to a legitimate (and otherwise innocuous) … More →
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