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.
5,454
Disclosures in the tracker, all years
2,168
Of those, indexed in 2026
118
Added in November
23
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 14 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Medium7 Jan 2023
Wichita State University
Education · Records not stated
36K student records exposed in data breach
7 Jan 2023
Medium6 Jan 2023
Rush University Medical Center
Healthcare · 45,000 records
45K patient records exposed in vendor breach
6 Jan 2023
Critical5 Jan 2023
Twitter (200M)
Technology · 211,524,284 records
211,524,284 records exposed, Email addresses, Names, Social media profiles, Usernames
5 Jan 2023
Medium5 Jan 2023
5 Jan 2023
Critical5 Jan 2023
NextGen Healthcare
Healthcare · 1,000,000 records
1M patient records exposed in BlackCat ransomware attack
5 Jan 2023
Medium4 Jan 2023
4 Jan 2023
Medium4 Jan 2023
4 Jan 2023
Medium4 Jan 2023
4 Jan 2023
Medium4 Jan 2023
4 Jan 2023
Medium4 Jan 2023
4 Jan 2023
Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
4 Jan 2023
Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
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Medium4 Jan 2023
4 Jan 2023
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