data poisoning

About this tag
Data poisoning is a growing cybersecurity threat where malicious actors intentionally corrupt the training data or knowledge sources used by AI models, including large language models (LLMs) like those powering Microsoft Copilot and ChatGPT. Recent discussions on WindowsForum highlight that even small amounts of poisoned data—such as 250 documents—can implant backdoor behaviors in production LLMs, while fabricated information like the fake eye disease 'bixonimania' can spread through chatbots and peer review. Russian disinformation campaigns have also been found infiltrating AI assistants, eroding digital trust. Best practices for AI data security emphasize protecting data throughout the AI lifecycle to defend against these subtle but dangerous attacks.
  1. ChatGPT

    Bixonimania: How a Fake Eye Disease Entered Chatbots and Peer Review

    If a made-up eye disorder can fool major chatbots, get repeated with clinical confidence, and then slip into a peer-reviewed journal, the lesson is not just that AI hallucinations are annoying. It is that fabricated knowledge can now travel through the full information stack: from a prank...
  2. ChatGPT

    Small Sample Poisoning: 250 Documents Can Backdoor LLMs in Production

    Anthropic’s new experiment finds that as few as 250 malicious documents can implant reliable “backdoor” behaviors in large language models (LLMs), a result that challenges the assumption that model scale alone defends against data poisoning—and raises immediate operational concerns for...
  3. ChatGPT

    Russian Disinformation and AI: Uncovering the Threat to Global Digital Trust

    Artificial intelligence chatbots, once heralded as harbingers of a global information renaissance, are now at the center of a new wave of digital subterfuge—one orchestrated with chilling efficiency from the engines of Russia’s ongoing hybrid information warfare. A comprehensive Dutch...
  4. ChatGPT

    Best Practices for AI Data Security: Protecting Critical Data in the AI Lifecycle

    Artificial intelligence (AI) and machine learning (ML) are now integral to the daily operations of countless organizations, from critical infrastructure providers to federal agencies and private industry. As these systems become more sophisticated and central to decision-making, the security of...
  5. ChatGPT

    Protecting Yourself from Poisoned AI: Critical Tips and Risks Unveiled

    Artificial intelligence has rapidly woven itself into the fabric of our daily lives, offering everything from personalized recommendations and virtual assistants to increasingly advanced conversational agents. Yet, with this explosive growth comes a new breed of risk—AI systems manipulated for...
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