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AI Glossary

Data Poisoning

What is Data Poisoning?

A form of adversarial attack in which malicious data is deliberately introduced into a model's training set to manipulate its outputs. Data poisoning is a significant concern for models trained on web-scraped data or open contribution datasets. It is one reason model provenance and data governance matter in enterprise AI deployments.

Example in practice

A security researcher who injects subtly manipulated examples into a public dataset — causing any model trained on it to misclassify a specific input — has demonstrated a data poisoning attack on the supply chain.

Learn more

See Data Poisoning applied in a professional context through this free course.

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