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
Medium4 Jun 2023
4 Jun 2023
Medium4 Jun 2023
4 Jun 2023
Medium4 Jun 2023
4 Jun 2023
Medium4 Jun 2023
4 Jun 2023
High3 Jun 2023
Eisai Pharmaceuticals (Japan)
Healthcare · Records not stated
LockBit ransomware encrypted servers at global pharma company
3 Jun 2023
High3 Jun 2023
Deutsche Leasing (Germany)
Finance · Records not stated
Ransomware shut down operations of Germany's largest leasing company
3 Jun 2023
Medium2 Jun 2023
University of Waterloo
Education · Records not stated
Cyberattack compromised campus email and student systems
2 Jun 2023
Critical2 Jun 2023
Xplain AG (Switzerland)
Government · Records not stated
Play ransomware stole Swiss government data, police, customs, military records published
2 Jun 2023
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
31 May 2023
Critical31 May 2023
31 May 2023
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