Sep 15, 2026 · Industry Insights

AWS COA Open-Sourced: Semantic Layer Evolves into Agent Runtime Context Layer

AWS open-sourced Context Ontology Accelerator (COA) to bridge structured and unstructured data via AI-generated ontologies, governed metrics, and knowledge graphs served through MCP, signaling a shift from traditional semantic layers focused on unified metrics to agent-ready business context infrastructure combining ontologies, rules, and authorization for accurate, auditable agent decisions.

AWSAWS ContextAgentic AI

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AWS COA Open-Sourced: Semantic Layer Evolves into Agent Runtime Context Layer

JavaScript

Nov 10, 2021 · Information Security

Critical npm Package Hijack: How coa and rc Were Compromised and What to Do

A recent security breach compromised the popular npm packages coa and rc, injecting ransomware‑capable code that can steal browser passwords, record keystrokes and screenshots, prompting developers to lock specific versions and enable two‑factor authentication to protect their projects.

COARCRansomware

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Critical npm Package Hijack: How coa and rc Were Compromised and What to Do