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Lawyers Hid Prompt Injection in Filing to Fool Court AI

Brazilian lawyers tried to steer a court's AI system by hiding secret instructions inside a legal filing. The court's tool flagged the concealed text, which demanded only a superficial review of the case. The lawyers were reportedly fined about $16,000. The episode shows how AI systems can be targeted by hidden commands, so they need careful safeguards.

Quick glossaryprompt injection, superficial, filing
prompt injection
A trick where hidden text inside a document secretly gives an AI system new instructions it should ignore.
superficial
Done only on the surface, without looking closely at the details or deeper points of a case.
filing
An official document that a party sends to a court to argue or support its side of a case.
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Burning Potato score: 61%

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