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Data protection enforcement and litigation incidents

Definition

Regulatory action and litigation records document fines, enforcement notices, court cases, class actions and settlements that follow a data breach or a failure to protect personal data.

Included

  • Fines and enforcement notices from data protection authorities
  • Class actions and individual claims after a breach
  • Settlements with regulators or attorneys general
  • Criminal charges and convictions of people behind a breach

Excluded

  • Enforcement on matters with no personal data protection element
  • Proposed legislation and policy debate with no specific case
Regulatory action and litigation incidents over time
Documented incidents per year of occurrence. 2026 to date.
Unit: incidents · Source: Data Incident Index v2026.09 · Counts reflect documented incidents, not prevalence · *2026 to date

Incident records120

Nov 2026The Next Target for Data Breach Lawsuits - Law Firms That Represent Breached PartiesReportedRegulatory action and litigationDataBreaches.netpacermonitor.comsecurityboulevard.comOct 2026Traceability becomes the new battleground in healthcare data breach litigationReportedRegulatory action and litigationDataBreaches.nettoday.westlaw.comOct 2026Attorney General Tong Announces $625,000 Settlement with Frontier Over Data BreachReportedRegulatory action and litigationDataBreaches.netOct 2026KR: Coupang files lawsuits against 620 billion won fine over data leakReportedRegulatory action and litigationDataBreaches.netkoreatimes.co.krOct 2026Italy’s Data Protection Authority fines IQVIA €7 million over data protection breachReportedRegulatory action and litigationDataBreaches.netgaranteprivacy.itSep 2026Korea raises data breach fines to 10% of revenueReportedRegulatory action and litigationDataBreaches.netkoreajoongangdaily.comSep 2026Ledger faces $500 million class action over data breachesReportedRegulatory action and litigationDataBreaches.netcourtlistener.comtradersunion.comSep 2026IE: HSE fined €645,000 over data breach affecting Westmeath hospitalReportedRegulatory action and litigationDataBreaches.netwestmeathindependent.ieAug 2026US government snitch-finder pleads guilty to leaking state secrets to foreign spiesReportedRegulatory action and litigationDataBreaches.nettheregister.comstorage.courtlistener.comAug 2026“Cognizable damage” required for data breach claims, MA appeals court says in a firstReportedRegulatory action and litigationDataBreaches.netsupremecourt.govconstangy.com+1Aug 2026Republican attorneys general urge OpenAI to preserve records on Hugging Face breachReportedRegulatory action and litigationDataBreaches.netthehill.comiowaattorneygeneral.govAug 2026Sixth Circuit to Rehear Case on FCC Data Breach Rules CaseReportedRegulatory action and litigationDataBreaches.netbroadbandbreakfast.comJul 2026KR: KT Fined 54 Billion Won Over Data Breach via Illegal Base StationsReportedRegulatory action and litigationDataBreaches.neten.sedaily.comJul 2026AU: Regulator’s preliminary findings did not indicate Qantas breached privacy obligationsReportedRegulatory action and litigationDataBreaches.netbitdefender.comJul 2026TikTok class action alleges data breach affected 2.4B usersReportedRegulatory action and litigationDataBreaches.netpacermonitor.comcybernews.com+1Jul 2026Patients Sue Healthcare Corporations Over Data Breaches, Sharing of Personal InformationReportedRegulatory action and litigationDataBreaches.netdrive.google.comnashvillebanner.comJul 2026Alberta, Centurion Project sued over alleged data breach that affected millions of votersReportedRegulatory action and litigationDataBreaches.nettheglobeandmail.comJun 2026First Circuit Affirms Dismissal of Data Breach Class Action for Lack of Traceable InjuryReportedRegulatory action and litigationDataBreaches.netlaw.justia.comjdsupra.comJun 2026IE: HSE fined €300,000 after Tullamore hospital data breachReportedRegulatory action and litigationDataBreaches.netindependent.ieJun 2026Labcorp reaches $35M settlement over American Medical Collection Agency breachReportedRegulatory action and litigationDataBreaches.nettechtarget.comamcadatabreachsettlement83395.comMay 2026California AG Bonta Sues Chrome Holding Co., Formerly Known as 23andMe, Over 2023 Data BreachReportedRegulatory action and litigationDataBreaches.netapnews.comwashingtonpost.com+1Apr 2026Regulator fines Fidelity Brokerage Services $1.25M over data breachReportedRegulatory action and litigationDataBreaches.netthinkadvisor.commaine.gov+1Apr 2026Lotte Card given notice of $3M penalty, business suspension over massive data breachReportedRegulatory action and litigationDataBreaches.netkoreajoongangdaily.joins.comMar 2026Lotte Card fined 9.6 billion won for leaking users’ social registration numbersReportedRegulatory action and litigationDataBreaches.netkoreajoongangdaily.joins.comMar 2026HHS’ Office for Civil Rights Settles HIPAA Investigation of MMG Fusion, LLC Breach Affecting 15 Million IndividualsReportedRegulatory action and litigationDataBreaches.nethhs.govJan 2026RINA Accountants & Advisors is creating $400K settlement fund to settle lawsuit over 2022 data breachReportedRegulatory action and litigationDataBreaches.netrinadatabreachsettlement.comdailyhodl.comJan 2026SK Telecom rejects consumer agency’s compensation settlement over personal data leakReportedRegulatory action and litigationDataBreaches.neten.yna.co.krJan 2026Trump sues IRS and the Treasury for $10 Billion Because His Tax Returns Were LeakedReportedRegulatory action and litigationDataBreaches.netJan 2026Europe’s GDPR cops dished out €1.2B in fines last year as data breaches piled upReportedRegulatory action and litigationDataBreaches.netdlapiper.comtheregister.comJan 2026SK Telecom files lawsuit to revoke record 135 bln-won fine over data breachReportedRegulatory action and litigationDataBreaches.neten.yna.co.krJan 2026NZ: High Court grants injunction over ManageMyHealth cyber breachReportedRegulatory action and litigationDataBreaches.netmanagemyhealth.co.nzstuff.co.nz+1Dec 2025French software company fined $2 million for cyber failings leading to data breachReportedRegulatory action and litigationDataBreaches.netcnil.frtherecord.mediaDec 2025OrthopedicsNY fined $500K by NYS for patient data breachReportedRegulatory action and litigationDataBreaches.netnews10.comcbs6albany.comNov 2025NCCIA arrests man over massive data breach involving millions of PakistanisReportedRegulatory action and litigationDataBreaches.netdialoguepakistan.comOct 2025Integris Health Agrees to $30 Million Settlement Over 2023 Data BreachReportedRegulatory action and litigationDataBreaches.netnewsweek.comOct 2025Just days before its data might be leaked, Qantas Airways obtained a permanent injunctionReportedRegulatory action and litigationDataBreaches.netnews.com.aulavan.com.auOct 2025Judge throws out lawsuit against Columbus over data breachReportedRegulatory action and litigationDataBreaches.netabc6onyourside.commyfox28columbus.comSep 2025‘No Harm, No Foul:’ Courts Take Tougher Line on Data-Breach SuitsReportedRegulatory action and litigationDataBreaches.netwsj.comSep 2025Conor Brian Fitzpatrick Re-Sentenced: Three years in prison plus 20 years supervised release for former BreachForums ownerReportedRegulatory action and litigationDataBreaches.netSep 2025English Court of Appeal Rules on Compensation for Data BreachesReportedRegulatory action and litigationDataBreaches.netcdp.cooley.comjdsupra.comAug 2025Massachusetts AG Secures $795,000 Settlement for Alleged Data Security and Breach Notification Failures by Peabody Properties Inc.ReportedRegulatory action and litigationDataBreaches.netmass.govnatlawreview.comAug 2025We Get Privacy For Work - Episode 8: The Surge in Data Breach Lawsuits: Trends and TacticsReportedRegulatory action and litigationDataBreaches.netyoutube.comjacksonlewis.comAug 2025Keenan & Associates settles 2023 data breach litigation for $14MReportedRegulatory action and litigationDataBreaches.netsignalscv.commaine.gov+1Aug 2025SAG-AFTRA Members Settle Lawsuit Against Union Health Plan Over Data BreachReportedRegulatory action and litigationDataBreaches.netscribd.comhollywoodreporter.comAug 2025Russia Is Suspected to Be Behind Breach of Federal Court Filing SystemReportedRegulatory action and litigationDataBreaches.netnytimes.compolitico.comAug 2025Cencora & The Lash Group reach $40M settlement in data breach class actionReportedRegulatory action and litigationDataBreaches.netcencora.comsec.gov+2Jul 2025Korea imposes 343 million won penalty on HAESUNG DS for data breach of 70,000 shareholdersReportedRegulatory action and litigationDataBreaches.netbiz.chosun.comJul 2025Back from the Brink: District Court Clears Air Regarding Individualized Damages Assessment in Data Breach CasesReportedRegulatory action and litigationDataBreaches.netalstonprivacy.comjdsupra.comJul 2025German court offers EUR 5000 compensation for data breaches caused by MetaReportedRegulatory action and litigationDataBreaches.netthepaypers.comJul 2025SK Telecom to be fined for late data breach report, ordered to waive cancellation fees, criminal investigation into them launchedReportedRegulatory action and litigationDataBreaches.netchosun.comcapacitymedia.com
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