Policy Zones: How Meta enforces purpose limitation at scale in batch processing systems
Seeded from: Meta Meta has developed Privacy Aware Infrastructure (PAI) and Policy Zones to enforce purpose limitations on data, especially in large-scale batch processing systems. Policy Zones integrates with Meta’s exabyte-scale data warehouse and processing systems, using runtime enforcement and SQL parsing to pro Read more: https://engineering.fb.com/2025/07/23/security/policy-zones-meta-purpose-limitation-batch-processing-systems/
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