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
2,135
Of those, indexed in 2026
65
Added in November
23
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 10 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.
- United States6 Nov 2026Family Implant and DentistryThe source does not say how they got in.Vermont Attorney General
- United States6 Nov 2026Nephrology AssociatesThe source does not say how they got in.Vermont Attorney General
- United States6 Nov 2026IronBridge Wealth Counsel, LLCThe source does not say how they got in.Vermont Attorney General
- United States6 Nov 2026Insight Credit UnionThe source does not say how they got in.Vermont Attorney General
- United States5 Nov 2026Hands On Children’s MuseumThe source does not say how they got in.Washington Attorney General
- United States5 Nov 2026Amplifon (USA), Inc.The source does not say how they got in.Vermont Attorney General
- United States5 Nov 2026UFP technologies,The source does not say how they got in.Vermont Attorney General
- United States5 Nov 2026Queens Public LibraryThe source does not say how they got in.The Record
- United States5 Nov 2026Xplicit Audio LLCThe source does not say how they got in.Vermont Attorney General
- United States5 Nov 2026Killingly Public Schools (KPS)The source does not say how they got in.Vermont Attorney General
- United States4 Nov 2026DreamHostHow they got in: a known flaw in software the victim ran.BleepingComputer
- United States4 Nov 2026Blossom HealthThe source does not say how they got in.HIPAA Journal
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
High14 Jun 2021
Humber River Hospital (ON)
Healthcare · Records not stated
System outages from cyberattack forced code grey
14 Jun 2021
Critical14 Jun 2021
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
North Korean Kimsuky group compromised nuclear research institute systems
14 Jun 2021
Critical14 Jun 2021
1.3M patient records exposed in REvil ransomware
Healthcare · 1,300,000 records
1.3M patient records exposed in REvil ransomware
14 Jun 2021
Critical11 Jun 2021
1.7M applicant records exposed for years
Government · Records not stated
1.7M applicant records exposed for years
11 Jun 2021
Critical11 Jun 2021
1.7M applicant records exposed for years
Government · Records not stated
1.7M applicant records exposed for years
11 Jun 2021
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