Official Statistics

Cyber Security Breaches Survey 2021

An annual survey detailing business and charity action on cyber security, and the costs and impacts of cyber breaches and attacks.


Cyber Security Breaches Survey 2021 Pre-release access list

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The government has surveyed UK businesses and charities to find out how they approach cyber security and gain insight into the cyber security issues faced by organisations. The research informs government policy on cyber security and how government works with industry to make the UK one of the most secure places to do business online.

You can read the press notice here.


24 March 2021

Period covered

Respondents were asked about their approach to cyber security and any breaches or attacks over the 12 months before the interview. Main survey interviews took place between October and December 20209. Qualitative follow up interviews took place in January and February 2021.

Geographic coverage


Further Information

The survey is part of the government’s National Cyber Security Strategy. Cyber security guidance and information for businesses, including details of free training and support, can be found on the National Cyber Security Centre website.

The survey was carried out by Ipsos MORI.

The UK Statistics Authority

This release is published in accordance with the Code of Practice for Statistics (2018), as produced by the UK Statistics Authority. The UKSA has the overall objective of promoting and safeguarding the production and publication of official statistics that serve the public good. It monitors and reports on all official statistics, and promotes good practice in this area.

Pre-release access

The document above contains a list of ministers and officials who have received privileged early access to this release. In line with best practice, the list has been kept to a minimum and those given access for briefing purposes had a maximum of 24 hours.

Contact information

The responsible analyst for this release is Emma Johns. For any queries please contact 07990 602870 or

For any queries relating to official statistics please contact

For media enquiries only (24 hours) please contact the press office on 020 7211 2210.

Published 24 March 2021