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October 6, 2025

Cybersecurity startup Filigran raises $58m to accelerate international expansion

The fresh funding includes participation from Deutsche Telekom as the French startup looks to grow in Germany

Paris-based open-source cybersecurity startup Filigran has raised a $58m Series C to double down on international expansion and product growth, less than a year after securing a $35m Series B.

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Daphné Leprince-Ringuet

Daphné Leprince-Ringuet is a senior reporter for Sifted, based in Paris. She covers French tech and writes Sifted's AI and Deeptech newsletter . You can find her on X and LinkedIn

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