Toronto Public Library security incident history
Hacking, data breaches and other security incidents involving Toronto Public Library, with related coverage.
Toronto Public Library ransomware leads to data theft and service outage
Impact: Theft of file server data including employees' personal information, and disruption of library services
Toronto Public Library was hit by a ransomware attack on October 28, 2023, disrupting online accounts, digital collections, public computers and printing services. A large amount of data was stolen from a file server, and the leak of personal information including employees' Social Insurance Numbers was confirmed. It was also suggested that copies of employees' identification documents since 1998 and some information on patrons, volunteers and donors may have been affected. The library restored services in stages and in December 2024 released the results of its lengthy investigation.
Related reports: 14 · last report →