Weekly briefing No. 41 published 4 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.

5,337
Disclosures in the tracker, all years
2,050
Of those, indexed in 2026
104
Added in October
24
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 24 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.

71 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.

  1. United States23 Oct 2026Tarter Krinsky & DroginThe source does not say how they got in.HIPAA Journal
  2. United States23 Oct 2026Quest DiagnosticsThe source does not say how they got in.SecurityWeek
  3. United States22 Oct 2026Summit School DistrictThe source does not say how they got in.Vermont Attorney General
  4. United States22 Oct 2026Nordace Limited d/b/a NordaceThe source does not say how they got in.Vermont Attorney General
  5. United States22 Oct 2026Deposition Solutions, LLC (d/b/a Lexitas)The source does not say how they got in.California Attorney General
  6. United States22 Oct 2026Opportune LLPThe source does not say how they got in.California Attorney General
  7. United States22 Oct 2026Transformative Healthcare, LLCThe source does not say how they got in.HIPAA Journal
  8. United States22 Oct 2026American Renal Management LLCThe source does not say how they got in.HIPAA Journal
  9. United States22 Oct 2026Ridgeway Pharmacy LtdHow they got in: a supplier or vendor that was compromised first.HIPAA Journal
  10. United States22 Oct 2026City of Columbia, South CarolinaThe source does not say how they got in.The Record
  11. United States22 Oct 2026RailwayThe source does not say how they got in.TechCrunch
  12. United States21 Oct 2026Critical infrastructure organizations worldwideHow they got in: stolen or reused passwords.BleepingComputer
High29 Oct 2020
Roper St. Francis Healthcare
Healthcare · 189,000 records
189K patient records exposed via email compromise
29 Oct 2020
High28 Oct 2020
Chatham County NC
Government · Records not stated
DoppelPaymer ransomware encrypted county systems
28 Oct 2020
High22 Oct 2020
Dr Reddy's Laboratories
Healthcare · Records not stated
Ransomware attack forced pharma giant to isolate data centers worldwide
22 Oct 2020
High22 Oct 2020
Steelcase
Sector not stated · Records not stated
Ryuk ransomware shut down furniture manufacturer for 2 weeks
22 Oct 2020
Critical21 Oct 2020
Vastaamo Psychotherapy (Finland)
Healthcare · 25,000 records
25,000 patient therapy session notes stolen, patients individually extorted with exposure threats
21 Oct 2020
Critical21 Oct 2020
Vastaamo (psychotherapy)
Finance · 40,000 records
40K patient therapy records exposed, CEO convicted
21 Oct 2020
High20 Oct 2020
Sopra Steria (France)
Technology · Records not stated
Ryuk ransomware cost French IT firm EUR 50M, government contracts impacted
20 Oct 2020
High19 Oct 2020
Gunnebo AB (Sweden)
Sector not stated · Records not stated
Bank vault and security firm breached, building plans for clients published
19 Oct 2020
High15 Oct 2020
Lebanon Ministry of Finance
Government · 31,000,000 records
Lebanese government systems compromised, 31 million documents exfiltrated
15 Oct 2020
Critical15 Oct 2020
Dickey's Barbecue Pit
Retail · Records not stated
3M payment card records skimmed across 156 locations
15 Oct 2020
Medium15 Oct 2020
Hyatt Hotels
Retail · Records not stated
88K guest records exposed in data breach
15 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
High14 Oct 2020
180K customer records exposed
Retail · 180,000 records
180K customer records exposed
14 Oct 2020
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