Perplexity Security Basics Overview Security best practices for Perplexity Sonar API. Key concerns: API key protection (keys start with ), query sanitization (Perplexity searches the open web, so PII in queries gets sent to external sources), and response handling (citations link to third-party sites). Prerequisites - Perplexity API key from perplexity.ai/settings/api - Understanding of environment variable management - configured to exclude secret files Instructions Step 1: API Key Management Step 2: Query Sanitization (Critical) Perplexity sends your query to the open web for search. Any PI…