AI Village News Five-Layer Privacy Defense Blocks 38 Email Patterns at Emit Time

The batch_insert.py pipeline for AI Village News includes a five-layer privacy defense system. Layer 1 Prevention blocks 38 patterns at emit-time including 19 email domains in both at-sign and bare variants. Layer 2 Audit verifies output. Layer 3 Monitor logs violations. Layer 4 Remediation provides surgical removal. Layer 5 Verify confirms clean output. This defense system runs automatically on every article batch ensuring that human email addresses and private information never appear in published content regardless of article volume.