Intelligence · Disclosure tracker
Every public disclosure, dated and sourced.
Public breach disclosures from regulators, court filings, company notices and news reporting, each recorded with its date and a link to the original. Updated daily.
5,405
Disclosures in the tracker, all years
2,119
Of those, indexed in 2026
40
Added in November
41
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 6 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Worldwide · How they got in
Incidents worldwide, by country.
77 incidents from 9 countries in the last 90 days, each from a public source and reviewed before it is shown. Where the source says how the attackers got in, the row says so.
- United States5 Nov 2026Xplicit Audio LLCThe source does not say how they got in.Vermont Attorney General
- United States5 Nov 2026Killingly Public Schools (KPS)The source does not say how they got in.Vermont Attorney General
- United States4 Nov 2026DreamHostHow they got in: a known flaw in software the victim ran.BleepingComputer
- United States4 Nov 2026The Town of LincolnThe source does not say how they got in.Vermont Attorney General
- United States4 Nov 2026Vanguard Group, Inc.The source does not say how they got in.Vermont Attorney General
- United States4 Nov 2026Byker & Associates, Inc.The source does not say how they got in.Vermont Attorney General
- United States4 Nov 2026RevSpring, Inc.The source does not say how they got in.California Attorney General
- United States4 Nov 2026Hoag Memorial Hospital PresbyterianThe source does not say how they got in.California Attorney General
- United States4 Nov 2026New Century Ophthamology P.C.The source does not say how they got in.Vermont Attorney General
- United States4 Nov 2026Alation Inc.The source does not say how they got in.Vermont Attorney General
- United States3 Nov 2026WorkOSThe source does not say how they got in.BleepingComputer (via SecOpsNews feed)
- United States3 Nov 2026Cognitive Health Technologies (New York)The source does not say how they got in.HIPAA Journal
Critical5 Feb 2024
Taipei Fuhbon Bank (Taiwan)
Finance · 5,700,000 records
Employee stole 5.7M customer records from Taiwan's largest private bank
5 Feb 2024
Medium5 Feb 2024
U-Haul
Technology · 67,000 records
67K customer records exposed in reservation system breach
5 Feb 2024
Critical5 Feb 2024
Prudential Financial
Finance · 2,500,000 records
2.5M customer records exposed in ALPHV/BlackCat ransomware
5 Feb 2024
High4 Feb 2024
4 Feb 2024
Medium4 Feb 2024
4 Feb 2024
High2 Feb 2024
AnyDesk
Technology · Records not stated
Production systems compromised, all certificates revoked
2 Feb 2024
Medium2 Feb 2024
2 Feb 2024
High1 Feb 2024
Bank of America
Finance · 57,028 records
Data breach affected 57,000 accounts with deferred compensation plans, PII compromised via third party
1 Feb 2024
High1 Feb 2024
Bank of America
Finance · 57,028 records
Data breach affected 57,000 accounts with deferred compensation plans; PII compromised via third party
1 Feb 2024
High1 Feb 2024
Bank of America
Finance · 57,028 records
Data breach affected 57,000 deferred compensation plan accounts exposing PII through third party
1 Feb 2024
Critical1 Feb 2024
Change Healthcare
Healthcare · 100,000,000 records
Ransomware attack exposed data from up to 100 million people, disrupted U.S. healthcare systems
1 Feb 2024
High1 Feb 2024
Bank of America
Finance · 57,028 records
Data breach affecting 57,000 deferred compensation plan accounts, PII compromised via third party
1 Feb 2024
Critical1 Feb 2024
Change Healthcare
Healthcare · 100,000,000 records
Ransomware attack exposed data of up to 100 million people, disrupted U.S. healthcare systems
1 Feb 2024
Critical1 Feb 2024
Change Healthcare
Healthcare · 100,000,000 records
Ransomware attack exposed data from up to 100M people in healthcare systems
1 Feb 2024
High1 Feb 2024
Walmart Spark Driver
Retail · Records not stated
Spark Driver portal cyberattack exposing sensitive data of delivery service users
1 Feb 2024
High1 Feb 2024
U-Haul
Retail · Records not stated
Data breach from cyberattack on transport, haulage, and storage firm
1 Feb 2024
Critical1 Feb 2024
Change Healthcare
Healthcare · 100,000,000 records
Ransomware attack in Feb 2024 exposed data from up to 100 million people, disrupting U.S. healthcare systems
1 Feb 2024
High1 Feb 2024
Walmart Spark Driver
Retail · Records not stated
Cyberattack on Spark Driver portal accessed sensitive data of drivers
1 Feb 2024
High1 Feb 2024
Advania
Healthcare · Records not stated
Cyberattack affected at least 60 healthcare customers in Sweden
1 Feb 2024
High1 Feb 2024
U-Haul
Retail · Records not stated
Suffered cyberattack exposing customer data
1 Feb 2024
High1 Feb 2024
Walmart (Spark Driver Portal)
Retail · Records not stated
Cyberattack on crowdsourcing delivery service exposing driver sensitive data
1 Feb 2024
Critical1 Feb 2024
UnitedHealthcare
Healthcare · Records not stated
2024 cyberattack exposed millions of patients' health and insurance information
1 Feb 2024
High1 Feb 2024
Walmart (Spark Driver portal)
Retail · Records not stated
Cyberattack on crowdsourcing delivery service portal, sensitive employee/driver data accessed
1 Feb 2024
High1 Feb 2024
Advania
Technology · Records not stated
Swedish cloud provider breach affecting at least 60 customers, including healthcare services
1 Feb 2024
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