Weekly briefing No. 42 published 30 Oct 2026
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
23
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 12 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.

  1. United States10 Nov 2026Premier Business Solutions, LLCThe source does not say how they got in.Vermont Attorney General
  2. United States10 Nov 2026Sutherland Healthcare SolutionsThe source does not say how they got in.HIPAA Journal
  3. United States9 Nov 2026CirrusThe source does not say how they got in.Vermont Attorney General
  4. United States9 Nov 2026The Atlantic Federal Credit UnionThe source does not say how they got in.Vermont Attorney General
  5. United States9 Nov 2026Cornick, Garber & Sandler, LLPThe source does not say how they got in.California Attorney General
  6. United States9 Nov 2026Kalahari Management Co. LLCThe source does not say how they got in.California Attorney General
  7. United States9 Nov 2026Baker Tilly Advisory Group, LPThe source does not say how they got in.California Attorney General
  8. United States9 Nov 2026The Community College of Beaver CountyThe source does not say how they got in.Vermont Attorney General
  9. United States9 Nov 2026Telecare HealthThe source does not say how they got in.California Attorney General
  10. United States6 Nov 2026Zelenkofske Alexrod, LLCThe source does not say how they got in.Vermont Attorney General
  11. United States6 Nov 2026Alma Realty CorporationThe source does not say how they got in.Vermont Attorney General
  12. United States6 Nov 2026Mueller Water Products, Inc.The source does not say how they got in.Vermont Attorney General
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
Medium14 Jul 2023
OASA Athens Transport (Greece)
Government · Records not stated
Ransomware disrupted Athens public transport ticketing system
14 Jul 2023
Medium14 Jul 2023
City of Clarksville TN
Government · 24,000 records
24K records exposed in ransomware
14 Jul 2023
High14 Jul 2023
Retina Group of Washington
Healthcare · 455,000 records
455K patient records exposed in ransomware
14 Jul 2023
Medium14 Jul 2023
3K student records exposed
Education · Records not stated
3K student records exposed
14 Jul 2023
High12 Jul 2023
Massachusetts Mutual (MassMutual)
Finance · Records not stated
120K policyholder records exposed
12 Jul 2023
Medium12 Jul 2023
City of Mesa AZ
Government · 38,000 records
38K records exposed in data breach
12 Jul 2023
High12 Jul 2023
JumpCloud
Technology · Records not stated
Nation-state attack compromised customer systems via supply chain
12 Jul 2023
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