Analysis

November 21, 2025

The sector with 5 quarters of deal growth and a 52% rise in funding (spoiler: it’s not AI)

Four investors take us inside the new cybersecurity ‘arms race’

Cybersecurity startups in Europe have seen a 52% rise in funding in 2025 as investors pile into companies protecting entities from a boom in online threats caused by AI.

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Éanna Kelly

Éanna Kelly is a contributing editor at Sifted, and writes Startup Life , a weekly newsletter on what it takes to build a startup. Follow him on X and LinkedIn

Hessa Alabbas

Hessa Alabbas is a data analyst at Sifted, based in London. You can find her on LinkedIn.

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