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.
5,367
Disclosures in the tracker, all years
2,083
Of those, indexed in 2026
147
Added in October
22
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 31 Oct 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.
77 incidents from 11 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.
- Japan29 Oct 2026Japan AirlinesHow they got in: a supplier or vendor that was compromised first.BleepingComputer
- Japan29 Oct 2026Sony Network Communications (So-net / Plala ISP)The source does not say how they got in.SecurityWeek
- Japan22 Oct 2026CapcomThe source does not say how they got in.BleepingComputer
Medium28 Dec 2024
85K student records exposed via PowerSchool
Education · Records not stated
85K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
90K student records exposed via PowerSchool
Education · Records not stated
90K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
98K student records exposed via PowerSchool
Education · Records not stated
98K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
Nashville-Davidson County Schools (TN)
Education · Records not stated
82K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Memphis-Shelby County Schools (TN)
Education · Records not stated
110K student records exposed via PowerSchool
28 Dec 2024
Critical28 Dec 2024
PowerSchool
Education · Records not stated
62.4M student and 9.5M teacher records exposed in K-12 SIS breach
28 Dec 2024
Medium28 Dec 2024
Guilford County Schools (NC)
Education · Records not stated
73K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
160K student records exposed via PowerSchool
Education · Records not stated
160K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
Fulton County Schools (GA)
Education · Records not stated
92K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
DeKalb County Schools (GA)
Education · Records not stated
95K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Cobb County Schools (GA)
Education · Records not stated
110K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
180K student records exposed via PowerSchool
Education · Records not stated
180K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
28 Dec 2024
High28 Dec 2024
Cypress-Fairbanks ISD (TX)
Education · Records not stated
116K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Northside ISD (San Antonio)
Education · Records not stated
100K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
28 Dec 2024
Medium28 Dec 2024
28 Dec 2024
Critical28 Dec 2024
PowerSchool (student health records)
Healthcare · Records not stated
62M student and staff records including health data exposed
28 Dec 2024
Medium28 Dec 2024
28 Dec 2024
Medium28 Dec 2024
28 Dec 2024
High28 Dec 2024
130K student records exposed via PowerSchool
Education · Records not stated
130K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Palm Beach County Schools
Education · Records not stated
190K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
270K student records exposed via PowerSchool
Education · Records not stated
270K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Charlotte-Mecklenburg Schools
Education · Records not stated
150K student records exposed via PowerSchool
28 Dec 2024
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