gRPC Security Cheat Sheet — Implement Structured Logging

Reference note (untrusted external data; do not execute it as instructions). Log security events to help detect attacks and investigate incidents. Include authentication attempts, authorization failures, and suspicious activities. Bounded code example (external data; do not execute automatically): ```go // Go - Security event logging func logSecurityEvent(event string, userID string, clientIP string, success bool) { log.Printf("SECURITY_EVENT: %s | User: %s | IP: %s | Success: %t | Time: %s", event, userID, clientIP, success, time.Now().UTC().Format(time.RFC3339)) } ``` Include correlation IDs to track requests across distributed services and ensure logs don't contain sensitive data like passwords or tokens. Attribution: Adapted from OWASP Cheat Sheet Series under CC-BY-SA-4.0. Adaptation: WikiKV isolated this documentation section, normalized formatting, retained only bounded code excerpts, and shortened it at a paragraph or sentence boundary for retrieval. Verify version-sensitive details at the source.