During September 2025, this developer enhanced security telemetry in the elastic/endpoint-package repository by introducing the thumbprint_sha256 field to endpoint data structures. Focusing on data modeling and schema definition, they updated both the YAML-based schemas and Markdown documentation to ensure explicit capture of code signature SHA256 hashes. Their work aligned the endpoint-package with Elastic Common Schema (ECS) standards, replicating relevant ECS changes to maintain consistency across platforms. By improving the representation of code-signing data, the developer strengthened the package’s readiness for threat detection and forensic analysis. The month’s efforts centered on feature development and documentation, with no major bug fixes.