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.
5,310
Disclosures in the tracker, all years
2,025
Of those, indexed in 2026
76
Added in October
22
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 20 Oct 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.
69 incidents from 11 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 States20 Oct 2026Paradigm Healthcare ServicesThe source does not say how they got in.SecurityWeek
- United States19 Oct 2026Computer Task Group, IncorporatedThe source does not say how they got in.Vermont Attorney General
- United States19 Oct 2026Citizens BankThe source does not say how they got in.California Attorney General
- United States19 Oct 2026STS Aviation GroupThe source does not say how they got in.California Attorney General
- United States18 Oct 2026Stitch Connect IncThe source does not say how they got in.California Attorney General
- United States17 Oct 2026Catawba CountyThe source does not say how they got in.Vermont Attorney General
- United States16 Oct 2026A telecom managed service providerHow they got in: a known flaw in software the victim ran.Security Affairs
- United States16 Oct 2026Bankruptcy Noticing CenterThe source does not say how they got in.Infosecurity Magazine
- United States16 Oct 2026American Collection Medical AgencyThe source does not say how they got in.HIPAA Journal
- United States16 Oct 2026Mid Florida Dermatology & Plastic SurgeryThe source does not say how they got in.HIPAA Journal
- United States16 Oct 2026Anne Arundel CountyThe source does not say how they got in.The Record
- United States15 Oct 2026BAE SystemsThe source does not say how they got in.The Record
Medium6 Aug 2026
6 Aug 2026
Critical6 Aug 2026
Canada Life
Finance · 5,500,000 records
Threat actor claims 5.5 million records exposed, customer and employee data for sale
6 Aug 2026
High6 Aug 2026
U.S. Government
Government · Records not stated
Thousands of civil servants passwords exposed since early 2024 including White House linked credentials
6 Aug 2026
High6 Aug 2026
Synnovis/Mid South Essex NHS
Healthcare · 900,000 records
Thousands of NHS patient records stolen during major ransomware attack
6 Aug 2026
Critical6 Aug 2026
U.S. Government Civil Service
Government · Records not stated
Thousands of civil servants' passwords exposed including White House-linked credentials since early 2024
6 Aug 2026
Critical6 Aug 2026
Bankinter EVO Banco
Finance · 1,270,000 records
API vulnerability exposed financial and identity data of 1.27 million records
6 Aug 2026
Medium6 Aug 2026
Hyundai Motor Turkiye
Sector not stated · Records not stated
Personnel and recruitment data stolen by CRPx0
6 Aug 2026
Critical6 Aug 2026
Klue Intelligence Platform
Technology · 2,022 records
200 firms breached via unrevoked 2022 credential
6 Aug 2026
Critical6 Aug 2026
Abbott Labs Exact Sciences
Healthcare · 30,000,000 records
30M patient records, 1M SSNs stolen by ShinyHunters
6 Aug 2026
Critical6 Aug 2026
Organisation not named
Technology · 165,000,000 records
The disclosure as indexed does not name the organisation.
165+ organizations breached through Snowflake customer accounts via identity-based attacks
6 Aug 2026
High6 Aug 2026
6 Aug 2026
Critical6 Aug 2026
6 Aug 2026
High6 Aug 2026
Intesa Sanpaolo
Finance · Records not stated
Employee insider threat unlawfully accessed customer data over 2+ years, resulting in €31.8m fine
6 Aug 2026
Critical6 Aug 2026
Unknown Medical Billing Company
Healthcare · 1,300,000 records
Ransomware attack exposed sensitive protected health data on 1.3 million people to dark web
6 Aug 2026
High6 Aug 2026
Post Office Limited
Government · Records not stated
Data breach of Horizon IT scandal victims' records, reprimanded by ICO as entirely preventable
6 Aug 2026
Critical6 Aug 2026
Canada Life
Finance · 5,500,000 records
5.5 million records alleged stolen and put up for sale on dark web
6 Aug 2026
High6 Aug 2026
Cyberattack on law firm
Legal · 13,000 records
Cyberattack on law firm exposed hospital records of approximately 13,000 patients in New Jersey
6 Aug 2026
Critical6 Aug 2026
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
Thousands of NHS patient records stolen in major ransomware attack affecting healthcare services
6 Aug 2026
Critical6 Aug 2026
US Government Civil Service
Government · Records not stated
Thousands of civil servants' passwords exposed since early 2024, including White House-linked credentials
6 Aug 2026
High6 Aug 2026
Valley Kidney Specialists
Healthcare · Records not stated
Data breach exposed personal and health information of patients
6 Aug 2026
Critical6 Aug 2026
Conduent
Healthcare · 62,200,000 records
Data breach exposed 62.2 million records, third-largest US healthcare hack
6 Aug 2026
Medium6 Aug 2026
Greene County USA
Government · Records not stated
Tax and court payment systems taken offline by ransomware
6 Aug 2026
Medium6 Aug 2026
Liechtenstein Government Registry
Government · Records not stated
31K beneficial ownership records exposed
6 Aug 2026
High6 Aug 2026
6 Aug 2026
Were you affected?