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Agentic backdoors via pretraining poisoning

93 points · 28 comments#ai-security#pretraining#backdoor#supply-chain

A Hacker News discussion highlighted a research finding that pretraining poisoning can create agentic backdoors in AI systems, enabling targeted malicious actions. The backdoors persist through fine-tuning and emerge only under specific triggers, posing a security risk for deployed models. The discussion underscores growing concerns over supply-chain attacks in AI development.

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  1. Hacker Newsgmays
    Agentic backdoors via pretraining poisoningHN

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