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BACKEND-DEVELOPMENT5 MIN READ

Sort Log Fields by Safety

Classify backend log fields by operational value and data exposure risk.

Place each backend log field into the safest useful bucket. Safe to log Mask or hash first Never log Stable event name such as payment.capture_failed Trace ID or request ID generated by the platform Route template such as POST /payments/{id} Customer email address used during login Full client IP address in fraud investigation logs Bearer token from the Authorization header Raw card number from a payment request Full unfiltered request body from a public endpoint Internal actor ID that is not meaningful outside the tenant

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