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.
5,383
Disclosures in the tracker, all years
2,096
Of those, indexed in 2026
17
Added in November
28
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 4 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Medium7 Apr 2023
Weerstand (Netherlands Insurance)
Finance · Records not stated
Customer data breach at Dutch insurance intermediary
7 Apr 2023
Medium7 Apr 2023
47K records exposed in email breach
Government · 47,000 records
47K records exposed in email breach
7 Apr 2023
Critical7 Apr 2023
MSI / Micro-Star
Technology · Records not stated
Intel Boot Guard private keys stolen in Money Message ransomware
7 Apr 2023
Critical6 Apr 2023
Enzo Clinical Labs
Healthcare · 2,470,000 records
2.47M patient records exposed in April 2023 ransomware
6 Apr 2023
Medium6 Apr 2023
Rochester Public Schools (MN)
Education · Records not stated
7,500 student records exposed in Medusa ransomware
6 Apr 2023
Critical6 Apr 2023
Enzo Biochem
Healthcare · 2,470,000 records
2.47M patient test results and SSNs exposed in ransomware
6 Apr 2023
Critical5 Apr 2023
Genesis Market
Finance · 8,000,000 records
8,000,000 records exposed, Browser user agent details, Credit card CVV, Credit cards, Dates of birth and 6 more
5 Apr 2023
Medium5 Apr 2023
Sunnybrook Hospital (Toronto)
Healthcare · Records not stated
Research data exposed via third-party vendor
5 Apr 2023
Critical5 Apr 2023
MSI / Micro-Star (Taiwan)
Technology · Records not stated
Money Message ransomware stole 1.5TB, firmware signing keys published
5 Apr 2023
Were you affected?