Filigran Secures $58 Million in Series C
Summary
Filigran raised $58 million in Series C funding from Eurazeo, Insight Partners, Accel, and Deutsche Telekom’s T.Capital. The cybersecurity startup plans to use the capital to speed up product development, expand into new markets, and strengthen R&D and community programs. Filigran sells open-source security software for threat intelligence management, breach and attack simulation, and cyber risk management. Its product suite includes OpenCTI, OpenTAXII, and OpenGRC, and the company says the tools help organizations turn intelligence into action.
Funding
Amount
$58.2M
Total raised
Date
October 6, 2025
Announcement date
Investors
Insight Partners, Eurazeo, Deutsche Telekom, Accel
Lead investors
Company
https://filigran.io
Funded company
Classifications
industries
No industries detected
applications
Web and Content Management
AskAI Classifications
Labels
Cybersecurity Software
Threat Intelligence
Breach and Attack Simulation
Linked Companies
Filigran
$1M to $5M