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.
5,421
Disclosures in the tracker, all years
2,136
Of those, indexed in 2026
62
Added in November
24
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 9 Nov 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.
78 incidents from 10 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.
- Canada6 Nov 2026Air CreebecThe source does not say how they got in.CTV News
- Canada5 Nov 2026Burnaby School DistrictThe source does not say how they got in.CBC News
- Canada3 Nov 2026Central Okanagan School DistrictThe source does not say how they got in.CBC News
- Canada31 Oct 2026ChainalysisHow they got in: automated AI tools that work through many organizations at once.BleepingComputer
- Canada29 Oct 2026McCarthy Tétrault (with Davies also reporting a breach)The source does not say how they got in.The Globe and Mail
High2 Jun 2023
Harris Health System
Healthcare · 224,000 records
224K patient records exposed in vendor breach
2 Jun 2023
High1 Jun 2023
Kirkland & Ellis
Legal · Records not stated
Law firm's client data exposed via MOVEit Transfer vulnerability
1 Jun 2023
Critical1 Jun 2023
Welltok
Healthcare · 14,760,000 records
MOVEit Transfer vulnerability exposed 14.76 million patient health records
1 Jun 2023
High1 Jun 2023
Kirkland & Ellis
Legal · Records not stated
Law firm affected by MOVEit data breach, pulled into class action litigation
1 Jun 2023
High1 Jun 2023
Kirkland & Ellis
Legal · Records not stated
Law firm affected by MOVEit supply chain data breach exposing client data
1 Jun 2023
Critical1 Jun 2023
Welltok
Healthcare · 14,760,000 records
MOVEit Transfer breach exposed 14.76 million individuals' healthcare and personal data
1 Jun 2023
High1 Jun 2023
Kirkland & Ellis
Legal · Records not stated
Law firm data exposed through MOVEit vulnerability affecting multiple organizations
1 Jun 2023
Critical1 Jun 2023
Amazon
Technology · Records not stated
Employee data exposed through MOVEit vulnerability; 2,800,000 lines of employee data compromised
1 Jun 2023
Critical1 Jun 2023
MOVEit Transfer (Progress Software)
Technology · 95,000,000 records
Thousands of organizations affected by CVE-2023-34362 vulnerability; attackers stole data from multiple victims
1 Jun 2023
High1 Jun 2023
Kirkland & Ellis
Legal · Records not stated
Law firm data exposed in MOVEit vulnerability exploitation affecting multiple organizations
1 Jun 2023
High1 Jun 2023
Amazon
Technology · Records not stated
Employee data exposed through MOVEit vulnerability exploitation affecting thousands of organizations
1 Jun 2023
High1 Jun 2023
Nova Scotia Health Authority
Healthcare · Records not stated
MOVEit vulnerability exposed personal data of 100,000 employees across NS healthcare
1 Jun 2023
Medium1 Jun 2023
1 Jun 2023
Medium1 Jun 2023
NewYork-Presbyterian Hospital Pension
Finance · Records not stated
12K retirement records exposed
1 Jun 2023
High31 May 2023
Johns Hopkins Health System (MOVEit)
Healthcare · 95,000,000 records
310K patient records exposed
31 May 2023
Critical31 May 2023
31 May 2023
High31 May 2023
310K student and patient records exposed
Education · Records not stated
310K student and patient records exposed
31 May 2023
Critical31 May 2023
2.6M educator retirement records exposed
Education · Records not stated
2.6M educator retirement records exposed
31 May 2023
Medium31 May 2023
31 May 2023
Critical31 May 2023
2.5M state resident records exposed
Government · Records not stated
2.5M state resident records exposed
31 May 2023
Medium31 May 2023
31 May 2023
High31 May 2023
31 May 2023
Critical31 May 2023
31 May 2023
Critical31 May 2023
12M customer records exposed in MOVEit breach
Finance · 95,000,000 records
12M customer records exposed in MOVEit breach
31 May 2023
Were you affected?