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.
5,438
Disclosures in the tracker, all years
2,152
Of those, indexed in 2026
89
Added in November
29
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 11 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.
79 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 States10 Nov 2026Premier Business Solutions, LLCThe source does not say how they got in.Vermont Attorney General
- United States10 Nov 2026Sutherland Healthcare SolutionsThe source does not say how they got in.HIPAA Journal
- United States9 Nov 2026CirrusThe source does not say how they got in.Vermont Attorney General
- United States9 Nov 2026The Atlantic Federal Credit UnionThe source does not say how they got in.Vermont Attorney General
- United States9 Nov 2026Cornick, Garber & Sandler, LLPThe source does not say how they got in.California Attorney General
- United States9 Nov 2026Kalahari Management Co. LLCThe source does not say how they got in.California Attorney General
- United States9 Nov 2026Baker Tilly Advisory Group, LPThe source does not say how they got in.California Attorney General
- United States9 Nov 2026The Community College of Beaver CountyThe source does not say how they got in.Vermont Attorney General
- United States9 Nov 2026Telecare HealthThe source does not say how they got in.California Attorney General
- United States6 Nov 2026Zelenkofske Alexrod, LLCThe source does not say how they got in.Vermont Attorney General
- United States6 Nov 2026Alma Realty CorporationThe source does not say how they got in.Vermont Attorney General
- United States6 Nov 2026Mueller Water Products, Inc.The source does not say how they got in.Vermont Attorney General
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
Medium3 Aug 2023
3 Aug 2023
High3 Aug 2023
270K patient records exposed in Rhysida ransomware
Healthcare · 270,000 records
270K patient records exposed in Rhysida ransomware
3 Aug 2023
Critical3 Aug 2023
Prospect Medical Holdings (tech)
Technology · 1,300,000 records
1.3M patient records exposed across 16 hospitals in Rhysida ransomware
3 Aug 2023
Medium3 Aug 2023
Marquette University
Education · Records not stated
95K student and employee records exposed
3 Aug 2023
Critical3 Aug 2023
Prospect Medical Holdings
Healthcare · 1,300,000 records
1.3M patient records exposed in Rhysida ransomware across 16 hospitals
3 Aug 2023
High2 Aug 2023
MagicDuel
Technology · 138,443 records
138,443 records exposed, Email addresses, IP addresses, Nicknames, Passwords
2 Aug 2023
Medium2 Aug 2023
2 Aug 2023
Critical1 Aug 2023
Information Commissioner's Office
Government · Records not stated
Afghan spreadsheet data breach with sensitive government information exposed
1 Aug 2023
Critical1 Aug 2023
Ministry of Defence
Government · Records not stated
Afghan spreadsheet data breach exposed sensitive information; incident disclosed August 2023
1 Aug 2023
Critical1 Aug 2023
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Afghan spreadsheet data breach exposing sensitive information through ICO
1 Aug 2023
Critical1 Aug 2023
Ministry of Defence (UK)
Government · Records not stated
Afghan spreadsheet data breach exposed sensitive information, investigated by ICO
1 Aug 2023
Critical1 Aug 2023
Ministry of Defence (MoD)
Government · Records not stated
Afghan spreadsheet data breach exposed sensitive information
1 Aug 2023
Medium1 Aug 2023
McLaren Port Huron
Healthcare · 38,000 records
38K patient records exposed in BlackCat ransomware
1 Aug 2023
Medium1 Aug 2023
1 Aug 2023
Medium1 Aug 2023
1 Aug 2023
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