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.
5,301
Disclosures in the tracker, all years
2,015
Of those, indexed in 2026
62
Added in October
18
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 19 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.
65 incidents from 12 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.
- Canada16 Oct 2026McMurray MétisHow they got in: email made to look like it came from a trusted sender.Yahoo News Canada
- Canada2 Oct 2026Kingston PoliceHow they got in: stolen or reused passwords.Global News
- Canada1 Oct 2026Archives Canada / Canadian government websitesHow they got in: automated AI tools that work through many organizations at once.CTV News
Critical10 Aug 2026
Zenith Bank Nigeria
Finance · 90,000,000 records
90M records including financial and PII data claimed stolen
10 Aug 2026
Critical10 Aug 2026
Navia Benefit Solutions
Healthcare · Records not stated
2.7M SSNs and health benefits records exfiltrated via API
10 Aug 2026
Critical10 Aug 2026
UK Department for Education
Education · Records not stated
607K parent and staff contact records stolen
10 Aug 2026
Critical10 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
135K law enforcement contact records published on dark web
10 Aug 2026
Critical10 Aug 2026
Wesco International
Sector not stated · 2,600,000 records
2.6M customer and employee PII records leaked
10 Aug 2026
Critical10 Aug 2026
Conduent Business Services
Government · 62,200,000 records
62.2M records exposed, SSNs and health data
10 Aug 2026
Medium10 Aug 2026
Louisville Bar Association
Legal · Records not stated
Internal legal data stolen by INC_RANSOM
10 Aug 2026
Critical10 Aug 2026
Navia Benefits Administration
Finance · Records not stated
2.7M SSNs and benefits data exfiltrated
10 Aug 2026
Critical10 Aug 2026
100K+ officer and gov contact records leaked
Government · Records not stated
100K+ officer and gov contact records leaked
10 Aug 2026
Medium10 Aug 2026
Valve
Sector not stated · Records not stated
Video game publisher and digital distribution giant Valve is notifying Steam hardware customers in Europe that hackers stole their data after hacking its shipping partner, CEVA Logistics.
10 Aug 2026
High10 Aug 2026
Law firm (unspecified)
Legal · Records not stated
Breach exposed hospital records on 13,000 New Jersey patients through cyberattack on law firm
10 Aug 2026
Critical10 Aug 2026
Banyumas Regency Indonesia
Government · Records not stated
2M resident records leaked by threat actor
10 Aug 2026
Critical10 Aug 2026
135K police officer contact records leaked
Government · Records not stated
135K police officer contact records leaked
10 Aug 2026
Critical10 Aug 2026
UnitedHealthcare
Healthcare · Records not stated
One of the largest healthcare data breaches in American history; multiple companies affected
10 Aug 2026
High9 Aug 2026
Park Hyo-jung
Finance · 460,000 records
Park Hyo-jung reports: More than 460,000 pieces of personal data, including bank account and credit card information, were exposed in a breach at South Korean financial media outlet 3Pro TV. E-Broadcasting, the company…
9 Aug 2026
High9 Aug 2026
Tribeca Festival
Sector not stated · Records not stated
Data leak exposed contact information for celebrities and hundreds of thousands of records
9 Aug 2026
Critical9 Aug 2026
Facebook
Technology · 1,000,000,000 records
Multiple major data breaches since 2013 exposed over 1 billion records
9 Aug 2026
Critical9 Aug 2026
Unlimited Technology Systems
Healthcare · 3,800,000 records
3.8 million people impacted in healthcare software company breach
9 Aug 2026
High9 Aug 2026
Quantum Health
Healthcare · Records not stated
Healthcare advocacy vendor breach exposed employees' SSNs via New Era Technology
9 Aug 2026
High9 Aug 2026
100K officer contact records leaked
Government · Records not stated
100K officer contact records leaked
9 Aug 2026
High9 Aug 2026
100K officer and staff contacts leaked
Government · Records not stated
100K officer and staff contacts leaked
9 Aug 2026
Critical9 Aug 2026
100K officer and staff records exfiltrated
Government · Records not stated
100K officer and staff records exfiltrated
9 Aug 2026
High9 Aug 2026
Bank of Baroda
Finance · Records not stated
Alleged major cyberattack representing one of India's biggest corporate data breaches
9 Aug 2026
Critical9 Aug 2026
Organisation not named
Healthcare · 1,260,000 records
The disclosure as indexed does not name the organisation.
1.26 million patients exposed in PEAR ransomware attack on healthcare billing company
9 Aug 2026
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