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.
5,336
Disclosures in the tracker, all years
2,049
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.
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
Morgan Stanley UK (Accellion)
Finance · Records not stated
Client data exposed through Accellion FTA vulnerability, SSNs and account info
20 Jan 2021
High20 Jan 2021
Jones Day
Legal · Records not stated
100GB of client data stolen via Accellion FTA vulnerability
20 Jan 2021
High20 Jan 2021
20 Jan 2021
High20 Jan 2021
Michigan State University
Education · Records not stated
390K student and employee records exposed in Accellion breach
20 Jan 2021
Medium20 Jan 2021
Stanford University (Accellion)
Education · Records not stated
930 employee SSNs and student records exposed
20 Jan 2021
High20 Jan 2021
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
20 Jan 2021
Critical20 Jan 2021
Morgan Stanley
Finance · 3,200,000 records
3.2M clients exposed via vendor Accellion FTA breach
20 Jan 2021
Critical20 Jan 2021
Accellion / Centene
Healthcare · Records not stated
1.3M Centene member records exposed via file transfer breach
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
Critical19 Jan 2021
Nitro
Technology · 77,159,696 records
77,159,696 records exposed, Email addresses, Names, Passwords
19 Jan 2021
Critical19 Jan 2021
Serasa Experian Brazil
Finance · Records not stated
220M Brazilian citizen records leaked, CPFs, names, DOBs, vehicle data, credit scores
19 Jan 2021
Critical18 Jan 2021
Romwe
Retail · 19,531,820 records
19,531,820 records exposed, Geographic locations, IP addresses, Names, Passwords and 2 more
18 Jan 2021
Critical17 Jan 2021
Jobandtalent
Retail · 10,981,207 records
10,981,207 records exposed, Email addresses, IP addresses, Names, Passwords
17 Jan 2021
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