European cyber tech firm Filigran raised $35 million in a Series B round led by Insight Partners to expand its open-source XTM suite, which includes platforms like OpenCTI and OpenBAS. With this new funding, Filigran will enhance AI-driven cybersecurity tools and drive its global presence in the US and Pacific regions, empowering organizations like Airbus, the FBI, and the European Commission in proactive threat management.