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.
5,352
Disclosures in the tracker, all years
2,066
Of those, indexed in 2026
125
Added in October
16
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 28 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.
74 incidents from 12 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.
- Canada23 Oct 2026Crime Stoppers programs in OntarioHow they got in: a supplier or vendor that was compromised first.Global News
- Canada22 Oct 2026Toronto Crime StoppersHow they got in: a supplier or vendor that was compromised first.Global News
- Canada21 Oct 2026Canadian Crime Stoppers AssociationHow they got in: a supplier or vendor that was compromised first.CBC News
- Canada17 Oct 2026More RewardsThe source does not say how they got in.CTV News
- Canada16 Oct 2026McMurray MétisHow they got in: email made to look like it came from a trusted sender.Yahoo News Canada
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
270K student records exposed via PowerSchool
Education · Records not stated
270K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
200K student records exposed via PowerSchool
Education · Records not stated
200K 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
200K student records exposed via PowerSchool
Education · Records not stated
200K student records exposed via PowerSchool
28 Dec 2024
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
High28 Dec 2024
160K student records exposed via PowerSchool
Education · Records not stated
160K 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
High28 Dec 2024
130K student records exposed via PowerSchool
Education · Records not stated
130K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
Henrico County Schools (VA)
Education · Records not stated
50K student records exposed via PowerSchool
28 Dec 2024
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
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