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.
5,406
Disclosures in the tracker, all years
2,120
Of those, indexed in 2026
45
Added in November
46
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 6 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Medium1 Oct 2023
1 Oct 2023
High30 Sep 2023
Motel One (Germany)
Sector not stated · Records not stated
ALPHV stole 6TB from hotel chain, guest records including credit card data published
30 Sep 2023
Medium28 Sep 2023
Berkshire Hathaway (insurance)
Finance · Records not stated
28K policyholder records exposed
28 Sep 2023
Critical28 Sep 2023
ESO Solutions
Healthcare · 2,700,000 records
2.7M patient records exposed in ambulance service vendor breach
28 Sep 2023
High27 Sep 2023
Stanford University (2023)
Education · 27,000 records
27K individual records exposed in Akira ransomware
27 Sep 2023
Critical23 Sep 2023
Johnson Controls International
Sector not stated · Records not stated
Dark Angels ransomware stole 27TB and demanded $51M
23 Sep 2023
Critical22 Sep 2023
PhilHealth (Philippines)
Healthcare · Records not stated
Medusa ransomware stole 750GB of patient data from Philippines health insurer
22 Sep 2023
Medium22 Sep 2023
22 Sep 2023
High20 Sep 2023
dBforums
Technology · 363,468 records
363,468 records exposed, Dates of birth, Email addresses, IP addresses, Passwords and 1 more
20 Sep 2023
Medium19 Sep 2023
19 Sep 2023
Medium18 Sep 2023
18 Sep 2023
Medium18 Sep 2023
18 Sep 2023
Medium15 Sep 2023
Aritzia (Vancouver)
Retail · Records not stated
Customer order data exposed in vendor breach
15 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
High14 Sep 2023
14 Sep 2023
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