Paris-based cybersecurity startup Filigran has raised $35 million in a Series B funding round led by Insight Partners, with additional support from Accel and Moonfire Ventures. The company, known for its open-source threat intelligence platform OpenCTI and OpenBAS, which are utilized by the EU and the FBI, aims to use the funds to drive innovation and expand globally. Filigran's platform helps companies simulate and respond to cyberattacks, positioning itself as a significant player in the cybersecurity industry.