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EuRepoC Cyber Conflict Briefing – Q3 2025

Key trends, dynamics, and findings on cyber incidents

Overall observations

During Q3 2025, EuRepoC documented 224 cyber operations, representing a 24.4% increase compared to the previous quarter. This total is 38 incidents above the overall quarterly average in recorded activity of 186 operations.

The average intensity of operations recorded in Q3 2025 registered at is 3.24, surpassing the historical average of 2.88. The elevated level of operations documented by the Repository since February 2023 is partially attributed to expanded inclusion criteria. As of March 2023, EuRepoC has systematically recorded operations conducted against critical infrastructure targets and no longer makes inclusion contingent on whether these activities are linked to political or governmental threat actors or victims.

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