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.
5,442
Disclosures in the tracker, all years
2,156
Of those, indexed in 2026
100
Added in November
23
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 12 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 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.
- United States11 Nov 2026Premise Health Holding CorpThe source does not say how they got in.HIPAA Journal
- United States11 Nov 2026Baker Tilly Advisory GroupHow they got in: a supplier or vendor that was compromised first.BleepingComputer
- United States10 Nov 2026Premier Business Solutions, LLCThe source does not say how they got in.Vermont Attorney General
- United States10 Nov 2026Sutherland Healthcare SolutionsThe source does not say how they got in.HIPAA Journal
- United States9 Nov 2026CirrusThe source does not say how they got in.Vermont Attorney General
- United States9 Nov 2026The Atlantic Federal Credit UnionThe source does not say how they got in.Vermont Attorney General
- United States9 Nov 2026Cornick, Garber & Sandler, LLPThe source does not say how they got in.California Attorney General
- United States9 Nov 2026Kalahari Management Co. LLCThe source does not say how they got in.California Attorney General
- United States9 Nov 2026The Community College of Beaver CountyThe source does not say how they got in.Vermont Attorney General
- United States9 Nov 2026Telecare HealthThe source does not say how they got in.California Attorney General
- United States6 Nov 2026Zelenkofske Alexrod, LLCThe source does not say how they got in.Vermont Attorney General
- United States6 Nov 2026Alma Realty CorporationThe source does not say how they got in.Vermont Attorney General
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 2,500,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
High28 Jun 2023
Croatian Hospital Centre Zagreb
Healthcare · Records not stated
Ransomware disrupted Croatia's largest hospital, patient systems offline
28 Jun 2023
High25 Jun 2023
BreachForums Clone
Technology · 4,204 records
4,204 records exposed, Email addresses, IP addresses, Passwords, Usernames
25 Jun 2023
Critical25 Jun 2023
Suncor Energy
Sector not stated · Records not stated
Cyberattack disrupted Petro-Canada gas stations nationwide
25 Jun 2023
High25 Jun 2023
Suncor Energy / Petro-Canada
Sector not stated · Records not stated
Cyberattack disrupted Petro-Canada gas stations nationwide, payment systems offline for days
25 Jun 2023
Medium25 Jun 2023
25 Jun 2023
Critical22 Jun 2023
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware disrupted blood test results delivery across South Africa
22 Jun 2023
Critical22 Jun 2023
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware disrupted blood test results delivery across South Africa
22 Jun 2023
Critical22 Jun 2023
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware disrupted blood test results delivery across South Africa
22 Jun 2023
Critical22 Jun 2023
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware disrupted blood test results delivery across South Africa
22 Jun 2023
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