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Sophos Data Breach History

Technology United Kingdom
Website

Sophos is a worldwide leader and innovator of advanced cybersecurity solutions, including Managed Detection and Response (MDR) and incident response services and a broad portfolio of endpoint, network, email, and cloud security technologies that help organizations defeat cyberattacks. As one of the largest pure-play cybersecurity providers, Sophos defends more than 500,000 organizations and more than 100 million users globally from active adversaries, ransomware, phishing, malware, and more.

This page shows all data breaches of Sophos. View the complete breach timeline, records exposed, root causes, and AI breach risk score. BreachHistory tracks disclosed data breaches worldwide.

2Total breaches
UnknownRecords breached
November 2020Last breach
20 AI Breach Risk score Low

Data Breach Timeline — All Sophos Breaches

Sophos Data Breach Summary

This page tracks the Sophos data breach history and cybersecurity incidents affecting Sophos (United Kingdom). BreachHistory currently indexes 2 publicly disclosed or catalogued incidents spanning 2020, with approximately an unknown number of records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.

The Sophos breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed.

Largest Sophos Data Breaches

Indexed Sophos incidents are listed below. Where a public count is unavailable, the catalog shows unknown records exposed. Open each page for attack method, data types, and sources.

What Information Was Exposed?

Depending on the incident, exposed data may include email addresses, phone numbers, names, physical addresses, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.

Sophos Data Breach 2026

At the time of this update, no Sophos data breach has been catalogued for 2026. New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.

What To Do If You Were Affected

If you believe your account may have been involved in a Sophos data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.

This Sophos breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.

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