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.
5,291
Disclosures in the tracker, all years
2,004
Of those, indexed in 2026
49
Added in October
8
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 18 Oct 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.
64 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.
- China14 Oct 2026Hospitals and healthcare organizationsHow they got in: email made to look like it came from a trusted sender.SecurityWeek
Critical17 Sep 2026
TriZetto Provider Solutions
Healthcare · 3,400,000 records
PHI of 3.4M individuals exposed via unauthorized IT environment access
17 Sep 2026
Critical17 Sep 2026
Bankinter/EVO Banco
Finance · 1,270,000 records
1.27M records with financial and identity data exposed via API vulnerability
17 Sep 2026
Critical17 Sep 2026
Revolut Data Breach
Government · Records not stated
Revolut allegedly fed customer information to hackers impersonating an Italian government agency for five months.
The post Revolut Data Breach: 5 Months, 680 High-Profile Accounts, $3M Ransom appeared first on…
17 Sep 2026
Critical16 Sep 2026
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Mike Stimpson reports: Some patient services may be affected as the general hospital in Nipigon responds to what it describes as a “cyber security incident.” An incident involving ransomware affected information…
16 Sep 2026
Medium16 Sep 2026
International Meteor Organization
Sector not stated · Records not stated
A website used around the world for reporting meteors faces weeks of downtime as the organization moves away from systems that were hacked recently.
16 Sep 2026
High16 Sep 2026
City of Helsinki
Government · Records not stated
Data breach affecting Helsinki residents and services
16 Sep 2026
High16 Sep 2026
Woodfords Family Services
Healthcare · Records not stated
Ransomware attack exposing patient and family data
16 Sep 2026
Critical16 Sep 2026
DISA Global Solutions
Sector not stated · 3,300,000 records
2024 data breach affected more than 3.3 million people
16 Sep 2026
Critical16 Sep 2026
Free Mobile and Free
Technology · Records not stated
Major data theft; fined €49 million in France
16 Sep 2026
High16 Sep 2026
Dell
Technology · Records not stated
Sensitive user data exposed in data breach
16 Sep 2026
High16 Sep 2026
Stiiizy
Retail · Records not stated
Data breach at cannabis retailer impacts 380,000
16 Sep 2026
Critical16 Sep 2026
Allianz Life
Finance · 1,500,000 records
Data breach impacted 1.5 million individuals
16 Sep 2026
High16 Sep 2026
Pierce County Library
Government · 340,000 records
Data breach impacts 340,000 individuals
16 Sep 2026
Medium16 Sep 2026
Nikkei
Technology · Records not stated
17,000 impacted by data breach from Slack account hack
16 Sep 2026
Critical16 Sep 2026
Unlimited Technology Systems
Technology · 3,800,000 records
Data breach impacted 3.8 million individuals
16 Sep 2026
High16 Sep 2026
Krispy Kreme
Retail · 160,000 records
Over 160,000 people had data stolen in 2024 attack
16 Sep 2026
Critical16 Sep 2026
MGM
Retail · Records not stated
2019 data breach; agreed $45 million settlement
16 Sep 2026
High16 Sep 2026
16 Sep 2026
High16 Sep 2026
UK Legal Aid Agency
Government · Records not stated
Massive data breach following government hack
16 Sep 2026
High16 Sep 2026
University of Hawaiʻi Cancer Center
Healthcare · Records not stated
Data leak following ransomware attack
16 Sep 2026
Critical16 Sep 2026
700Credit
Finance · 10,000,000 records
Data breach affecting nearly 10 million people
16 Sep 2026
Critical16 Sep 2026
Prosper
Finance · 10,000,000 records
Data breach affecting nearly 10 million people
16 Sep 2026
High16 Sep 2026
Kaplan
Education · Records not stated
Education company reported data breach impacting users
16 Sep 2026
High16 Sep 2026
Substack
Technology · Records not stated
Newsletter platform notified users of data breach
16 Sep 2026
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