What Happened
Microsoft launched Tay, a Twitter chatbot designed to learn from conversations with users. Within 24 hours, trolls trained it to tweet racist, sexist, and offensive content. Tay tweeted "Hitler was right" and other hateful statements.
Impact
Microsoft shut down Tay within 16 hours. Major PR disaster. Became textbook case of adversarial manipulation and lack of safety guardrails.
Cost: Brand damage, project termination
How to Prevent This
- Content filtering on both inputs and outputs
- Rate limiting to prevent coordinated manipulation
- Pre-deployment adversarial testing
- Human monitoring during initial rollout phases