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.
5,574
Disclosures in the tracker, all years
2,089
Of those, indexed in 2026
7
Added in November
21
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 3 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.
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.
- 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
- 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
High17 Nov 2023
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
1M member records exposed, NSW Leagues and RSL club patron data
17 Nov 2023
High17 Nov 2023
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
1M member records exposed, NSW Leagues and RSL club patron data
17 Nov 2023
High17 Nov 2023
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
1M member records exposed, NSW Leagues and RSL club patron data
17 Nov 2023
High17 Nov 2023
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
1M member records exposed, NSW Leagues and RSL club patron data
17 Nov 2023
High17 Nov 2023
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
1M member records exposed, NSW Leagues and RSL club patron data
17 Nov 2023
High17 Nov 2023
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
1M member records exposed, NSW Leagues and RSL club patron data
17 Nov 2023
Critical17 Nov 2023
Concentra Health Services (PJ&A)
Healthcare · 3,900,000 records
3.9M patient records exposed through transcription vendor
17 Nov 2023
High16 Nov 2023
Toyota Financial Services
Technology · 215,000 records
215K customer records exposed in Medusa ransomware
16 Nov 2023
Medium15 Nov 2023
Greater Essex County DSB (Ontario)
Education · Records not stated
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
Medium15 Nov 2023
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack compromised school board systems, student and employee data at risk
15 Nov 2023
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