AI Security
Learn about AI security threats including prompt injection, data leakage, and best practices for safely deploying and interacting with AI systems.
The AI Threat Landscape
As AI becomes embedded in applications, new attack surfaces emerge. Unlike traditional software vulnerabilities, AI security threats exploit the model's tendency to follow instructions and generate plausible outputs. Attackers can manipulate AI systems to bypass safety filters, leak sensitive data, or produce harmful outputs. Understanding these threats is the first step to building secure AI-powered applications.
Prompt Injection Attacks
Prompt injection is the most prevalent AI security threat. Direct injection involves crafting inputs that override the system's instructions — for example, telling the model to "ignore previous instructions" and behave differently. Indirect injection hides malicious instructions in content the model processes, such as web pages or documents. These attacks can cause models to leak system prompts, produce unauthorized outputs, or take unintended actions.
Data Privacy Concerns
Sharing sensitive information with AI systems creates multiple risks. Data sent to cloud-based models may be stored, logged, or used for training. Models can inadvertently memorize and reproduce sensitive information from their training data. In multi-user applications, poor isolation can lead to information leakage between users. Always treat AI interactions as potentially logged and avoid sharing credentials, personal data, or proprietary information.
Security Best Practices
Never trust AI output without validation — treat it like untrusted user input. Implement input sanitization before passing data to models. Use principle of least privilege when giving AI systems access to tools or data. Monitor AI outputs for anomalous behavior. Keep system prompts confidential. Establish clear data handling policies for AI interactions. Regularly test your AI integrations against known attack patterns and keep your security practices updated.
Ready to test your knowledge?
Take the Security Quiz