Manage Network Filtering at Scale

Learn how to manage millions of network access rules at enterprise scale through this 17-minute conference talk from The Diana Initiative 2025. Discover Meta's approach to streamlining network security policy management using a CI/CD pipeline that automates access requirement onboarding while maintaining uninterrupted network access. Explore the implementation of Capirca, a vendor-agnostic firewall and network security policy management tool, and understand the significant modifications made to build supporting services including user access tracing and ad-hoc auditing systems. Examine the development of a risk assessment engine that monitors and controls network access from production and corporate environments, providing real-time visibility into how policy changes impact overall network security. Gain insights into balancing developer productivity with security requirements while effectively preventing unauthorized access in large-scale network infrastructures.