Share of United Kingdom (UK) businesses who don't know the source of the most disruptive cyber security breach or attack in the last twelve months as of February 2019, by size of business
Characteristic
Share of respondents
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Respondents are UK businesses that identified a breach or attack in the last 12 months*
Method of interview
Telephone interview
Supplementary notes
*The 616 businesses that identified a breach or attack in the last 12 months composed of: 210 micro firms, 130 small firms, 155 medium firms and 121 large firms.
Citation formats
Share of businesses with unknown cyber security breach source in the UK 2019, by size
This statistic displays the share of business who don't know the source of the most disruptive cyber security breach or attack in the last twelve months in the United Kingdom (UK) as of 2019. Among all respondents, ** percent did not know the sources which contributed to the most disruptive breach. With respect to the size of businesses, large firms were the least type of companies to not know the source of the most disruptive breach with a share of ** percent.
Concerning the size of businesses, micro businesses had *** to **** employees, small businesses had ** to ** employees, medium businesses had ** to *** employees and large businesses had *** employees or more.
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Ipsos MORI. (January 6, 2020). Share of United Kingdom (UK) businesses who don't know the source of the most disruptive cyber security breach or attack in the last twelve months as of February 2019, by size of business [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 31, 2026, from /statistics/586827/share-of-businesses-with-unknown-cyber-security-breach-source-in-the-uk-by-size/
Ipsos MORI. "Share of United Kingdom (UK) businesses who don't know the source of the most disruptive cyber security breach or attack in the last twelve months as of February 2019, by size of business." Chart. January 6, 2020. ÌÇÐÄÆƽâ°æ. Accessed July 31, 2026. /statistics/586827/share-of-businesses-with-unknown-cyber-security-breach-source-in-the-uk-by-size/
Ipsos MORI. (2020). Share of United Kingdom (UK) businesses who don't know the source of the most disruptive cyber security breach or attack in the last twelve months as of February 2019, by size of business. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 31, 2026. /statistics/586827/share-of-businesses-with-unknown-cyber-security-breach-source-in-the-uk-by-size/
Ipsos MORI. "Share of United Kingdom (Uk) Businesses Who Don't Know The Source of The Most Disruptive Cyber Security Breach or Attack in The Last Twelve Months as of February 2019, by Size of Business." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 6 Jan 2020, /statistics/586827/share-of-businesses-with-unknown-cyber-security-breach-source-in-the-uk-by-size/
Ipsos MORI, Share of United Kingdom (UK) businesses who don't know the source of the most disruptive cyber security breach or attack in the last twelve months as of February 2019, by size of business ÌÇÐÄÆƽâ°æ, /statistics/586827/share-of-businesses-with-unknown-cyber-security-breach-source-in-the-uk-by-size/ (last visited July 31, 2026)
Share of United Kingdom (UK) businesses who don't know the source of the most disruptive cyber security breach or attack in the last twelve months as of February 2019, by size of business [Graph], Ipsos MORI, January 6, 2020. [Online]. Available: /statistics/586827/share-of-businesses-with-unknown-cyber-security-breach-source-in-the-uk-by-size/
