Nationally (UK) significant incidents represented 48% (204) of all incidents between September 2024 and August 2025, a significant increase from last year (89).

October 14, 2025

Nationally (UK) significant incidents represented 48% (204) of all incidents between September 2024 and August 2025, a significant increase from last year (89). — This cybersecurity statistic was published by National Cyber Security Centre in October 2025. It covers topics including UK, Nationally significant incident. The original data appears in Annual Review 2025. For the full methodology and detailed findings, refer to the original report.

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Published on 10/14/2025

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What does this statistic say?

Nationally (UK) significant incidents represented 48% (204) of all incidents between September 2024 and August 2025, a significant increase from last year (89). This data was published by National Cyber Security Centre and covers UK, Nationally significant incident.

Where does this data come from?

This statistic comes from Annual Review 2025, published by National Cyber Security Centre on October 14, 2025. You can view the original report at https://www.ncsc.gov.uk/collection/ncsc-annual-review-2025/.

What cybersecurity topics does this cover?

This statistic relates to UK, Nationally significant incident. Browse more statistics on UK or from National Cyber Security Centre.

CYBERSTATS

Nationally (UK) significant incidents represented 48% (204) of all incidents between September 2024 and August 2025, a significant increase from last year (89).

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