Every public data breach

44 disclosed this week · 26,355 on record

British Library

Disclosed Oct 31, 2023Unverified

Rhysida ransomware attack on British Library leaks staff and user data

The British Library was hit by a Rhysida ransomware attack in October 2023 that took its systems offline for months. After the library refused to pay, the gang published about 600GB of stolen files including HR data, and the library confirmed customer data was also taken.

What is known

People affectedNot stated in the sources we have
DisclosedOct 31, 2023
DiscoveredOct 28, 2023
AttackRansomware
Data exposedNamesEmailsEmploymentInternal documents
SectorGovernment · GB
StatusUnverified: not yet confirmed by an official notice, a filing or the organization

Sources

Notices filed

History of this record
Added2026-09-25
First recordedby seedSource

First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.

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