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.
5,466
Disclosures in the tracker, all years
2,182
Of those, indexed in 2026
140
Added in November
23
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 15 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.
76 incidents from 6 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.
- Germany9 Nov 2026Mittwald CM ServiceHow they got in: automated AI tools that work through many organizations at once.The Record
- Germany9 Nov 2026York UniversityThe source does not say how they got in.BleepingComputer
- Germany6 Nov 2026DigiCertHow they got in: a system left reachable from the internet.The Register
- Germany3 Nov 2026A school estate in the UKHow they got in: automated AI tools that work through many organizations at once.BleepingComputer
High31 May 2023
310K student and patient records exposed
Education · Records not stated
310K student and patient records exposed
31 May 2023
Critical31 May 2023
2.6M educator retirement records exposed
Education · Records not stated
2.6M educator retirement records exposed
31 May 2023
Medium31 May 2023
31 May 2023
Critical31 May 2023
2.5M state resident records exposed
Government · Records not stated
2.5M state resident records exposed
31 May 2023
Medium31 May 2023
31 May 2023
High31 May 2023
31 May 2023
Critical31 May 2023
31 May 2023
Critical31 May 2023
12M customer records exposed in MOVEit breach
Finance · 12,000,000 records
12M customer records exposed in MOVEit breach
31 May 2023
Critical31 May 2023
4M patient Medicaid records exposed
Healthcare · 95,000,000 records
4M patient Medicaid records exposed
31 May 2023
High31 May 2023
31 May 2023
Critical31 May 2023
31 May 2023
High31 May 2023
310K student and patient records exposed
Education · Records not stated
310K student and patient records exposed
31 May 2023
Critical31 May 2023
2.6M educator retirement records exposed
Education · Records not stated
2.6M educator retirement records exposed
31 May 2023
Medium31 May 2023
31 May 2023
Critical31 May 2023
2.5M state resident records exposed
Government · Records not stated
2.5M state resident records exposed
31 May 2023
Medium31 May 2023
31 May 2023
High31 May 2023
31 May 2023
Critical31 May 2023
31 May 2023
Critical31 May 2023
12M customer records exposed in MOVEit breach
Finance · 95,000,000 records
12M customer records exposed in MOVEit breach
31 May 2023
Critical31 May 2023
4M patient Medicaid records exposed
Healthcare · 4,000,000 records
4M patient Medicaid records exposed
31 May 2023
High31 May 2023
31 May 2023
Critical31 May 2023
31 May 2023
High31 May 2023
310K student and patient records exposed
Education · Records not stated
310K student and patient records exposed
31 May 2023
Critical31 May 2023
2.6M educator retirement records exposed
Education · Records not stated
2.6M educator retirement records exposed
31 May 2023
Were you affected?