Audit Trail Design Produce a complete audit logging specification for a regulated business process, covering event catalog, data schema, immutability mechanisms, retention schedule, access controls, and examination query patterns. Step 1: Event Catalog Enumerate every action that must be logged. For each workflow, identify: Standard event categories: - Create — Record, account, policy, loan, or document created - Read (sensitive only) — PII accessed, credit report pulled, account viewed by non-owner - Update — Field value changed (capture before/after) - Delete (or archive) — Record removed o…