As of September 2024, the most significant data breach incident in the United Kingdom (UK) was the 2017-2018 Dixons Carphone breach. As a result of this incident, 14 million user records were affected, and 5.6 million payment card information was exposed. The Equifax data breach between 2011 and 2016 impacted over 15 million customers nationwide.
Most significant data breaches in the United Kingdom (UK) as of September 2024, by impact
Name of the organization
Impact
Dixons Carphone (Jul 2017 to Apr 2018)
14 million personal records and 5.6 million payment card information
Equifax (2011-2016)
15.2 million records
EasyJet (Oct 2019-Mar 2020)
9 million customers and 2,200 credit cards details
The National Health Service (NHS) (Jul 2011-Jul 2012)
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UpGuard. (September 16, 2024). Most significant data breaches in the United Kingdom (UK) as of September 2024, by impact [Graph]. In Statista. Retrieved December 22, 2024, from https://www.statista.com/statistics/1386728/uk-biggest-data-breaches/
UpGuard. "Most significant data breaches in the United Kingdom (UK) as of September 2024, by impact." Chart. September 16, 2024. Statista. Accessed December 22, 2024. https://www.statista.com/statistics/1386728/uk-biggest-data-breaches/
UpGuard. (2024). Most significant data breaches in the United Kingdom (UK) as of September 2024, by impact. Statista. Statista Inc.. Accessed: December 22, 2024. https://www.statista.com/statistics/1386728/uk-biggest-data-breaches/
UpGuard. "Most Significant Data Breaches in The United Kingdom (Uk) as of September 2024, by Impact." Statista, Statista Inc., 16 Sep 2024, https://www.statista.com/statistics/1386728/uk-biggest-data-breaches/
UpGuard, Most significant data breaches in the United Kingdom (UK) as of September 2024, by impact Statista, https://www.statista.com/statistics/1386728/uk-biggest-data-breaches/ (last visited December 22, 2024)
Most significant data breaches in the United Kingdom (UK) as of September 2024, by impact [Graph], UpGuard, September 16, 2024. [Online]. Available: https://www.statista.com/statistics/1386728/uk-biggest-data-breaches/
