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.
5,582
Disclosures in the tracker, all years
2,082
Of those, indexed in 2026
146
Added in October
21
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 31 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.
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.
- Australia22 Oct 2026Campbelltown Anglican Schools CouncilThe source does not say how they got in.Cyber Daily
Critical1 Jun 2025
Aflac
Finance · 1,300,000 records
Data breach impacting more than 22 million customers
1 Jun 2025
High1 Jun 2025
Ahold Delhaize
Retail · 2,200,000 records
2.2 million customers' personal data exposed in cyberattack on U.S. operations
1 Jun 2025
Critical1 Jun 2025
Paraguay Government
Government · Records not stated
7.4 million citizen records containing PII offered for sale
1 Jun 2025
Critical1 Jun 2025
Medical Billing Company (unnamed)
Healthcare · 1,300,000 records
2025 ransomware attack exposed 1.3 million people's protected health information to dark web
1 Jun 2025
Critical1 Jun 2025
Paraguay Government
Government · Records not stated
7.4 million citizen records containing PII offered for sale on hacker forum
1 Jun 2025
Critical1 Jun 2025
Medical billing company (unnamed)
Healthcare · 1,300,000 records
2025 ransomware attack exposed protected health data on 1.3 million people leaked to dark web
1 Jun 2025
Critical1 Jun 2025
Aflac
Finance · 1,300,000 records
22.65M individuals affected by data breach in June 2025
1 Jun 2025
Critical1 Jun 2025
Aflac
Finance · 1,300,000 records
Data breach exposing 22.65 million individuals' records in June 2025
1 Jun 2025
Critical1 Jun 2025
Ahold Delhaize
Retail · 2,200,000 records
US operations breach exposed personal data of 2.2 million customers
1 Jun 2025
Critical1 Jun 2025
Paraguay Government
Government · 7,400,000 records
Data breach involved 7.4 million records containing PII of Paraguayan citizens offered for sale
1 Jun 2025
High1 Jun 2025
Chess.com
Technology · 4,500 records
4,500 people had customer data stolen via file transfer tool compromise
1 Jun 2025
Critical1 Jun 2025
Aflac
Finance · 1,300,000 records
22.65 million individuals affected in major data breach
1 Jun 2025
Critical1 Jun 2025
Qantas
Retail · 6,000,000 records
Cyber attack on third-party customer service platform impacting 6 million customers
1 Jun 2025
Critical1 Jun 2025
Paraguay Government
Government · 7,400,000 records
Data breach involving 7.4 million records of Paraguayan citizens' PII for sale
1 Jun 2025
Critical1 Jun 2025
Medical Billing Company
Healthcare · Records not stated
1.3 million protected health records leaked to dark web in ransomware attack
1 Jun 2025
Critical1 Jun 2025
Qantas
Retail · Records not stated
Cyber attack on third-party customer service platform impacted 6 million airline customers
1 Jun 2025
High1 Jun 2025
Ahold Delhaize
Retail · 2,200,000 records
Cyber-attack on US operations exposed personal data of 2.2 million customers
1 Jun 2025
Critical1 Jun 2025
Paraguay Government
Government · Records not stated
7.4 million citizen records containing PII offered for sale by cybercriminals
1 Jun 2025
Critical1 Jun 2025
Aflac
Finance · 1,300,000 records
22.65 million individuals affected by major data breach
1 Jun 2025
Critical1 Jun 2025
Organisation not named
Government · 7,400,000 records
The disclosure as indexed does not name the organisation.
Data breach involving 7.4 million records containing personally identifiable information of Paraguayan citizens
1 Jun 2025
Critical1 Jun 2025
Google, Facebook, Apple
Technology · Records not stated
16 billion login credentials leaked including passwords from Google, Facebook, Apple
1 Jun 2025
High1 Jun 2025
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Patient personal health information compromised in data breach affecting hospital system
1 Jun 2025
Critical1 Jun 2025
Google, Facebook, Apple (Multiple)
Technology · Records not stated
16 billion login credentials leaked including passwords for Google, Facebook, Apple and other sites
1 Jun 2025
Critical1 Jun 2025
Organisation not named
Technology · Records not stated
The disclosure as indexed does not name the organisation.
16 billion login credentials leaked including passwords from Google, Facebook, and Apple
1 Jun 2025
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