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.
5,369
Disclosures in the tracker, all years
2,083
Of those, indexed in 2026
146
Added in October
23
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 30 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.
78 incidents from 12 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
- Australia20 Oct 2026AOMEI TechnologyThe source does not say how they got in.SecurityWeek
Critical6 Nov 2025
1,957,476,021 records exposed, Email addresses, Passwords
Technology · 1,957,476,021 records
1,957,476,021 records exposed, Email addresses, Passwords
6 Nov 2025
Critical6 Nov 2025
1,957,476,021 records exposed, Email addresses, Passwords
Technology · 1,957,476,021 records
1,957,476,021 records exposed, Email addresses, Passwords
6 Nov 2025
Critical6 Nov 2025
1,957,476,021 records exposed, Email addresses, Passwords
Technology · 1,957,476,021 records
1,957,476,021 records exposed, Email addresses, Passwords
6 Nov 2025
Critical6 Nov 2025
1,957,476,021 records exposed, Email addresses, Passwords
Technology · 1,957,476,021 records
1,957,476,021 records exposed, Email addresses, Passwords
6 Nov 2025
Critical6 Nov 2025
1,957,476,021 records exposed, Email addresses, Passwords
Technology · 1,957,476,021 records
1,957,476,021 records exposed, Email addresses, Passwords
6 Nov 2025
Critical6 Nov 2025
1,957,476,021 records exposed, Email addresses, Passwords
Technology · 1,957,476,021 records
1,957,476,021 records exposed, Email addresses, Passwords
6 Nov 2025
Critical6 Nov 2025
1,957,476,021 records exposed, Email addresses, Passwords
Technology · 1,957,476,021 records
1,957,476,021 records exposed, Email addresses, Passwords
6 Nov 2025
Critical6 Nov 2025
1,957,476,021 records exposed, Email addresses, Passwords
Technology · 1,957,476,021 records
1,957,476,021 records exposed, Email addresses, Passwords
6 Nov 2025
Critical6 Nov 2025
1,957,476,021 records exposed, Email addresses, Passwords
Technology · 1,957,476,021 records
1,957,476,021 records exposed, Email addresses, Passwords
6 Nov 2025
High1 Nov 2025
University of Pennsylvania
Education · Records not stated
Hacker stole data during cyberattack
1 Nov 2025
Critical1 Nov 2025
Google
Technology · Records not stated
Data breach in ongoing Salesforce data theft attacks; hackers stole data from 200 companies via Gainsight breach
1 Nov 2025
High1 Nov 2025
Organisation not named
Technology · Records not stated
The disclosure as indexed does not name the organisation.
Data breach revealed cyber-weapons and target list
1 Nov 2025
High1 Nov 2025
Asahi
Sector not stated · 1,500,000 records
Ransomware attack exposed data of 1.5 million people including names, gender, addresses and phone numbers
1 Nov 2025
Critical1 Nov 2025
Gainsight/Google
Technology · Records not stated
Hackers stole data from 200 companies following Gainsight breach
1 Nov 2025
Critical1 Nov 2025
Pajemploi
Government · 1,200,000 records
1.2 million individuals' data exposed in cybersecurity incident
1 Nov 2025
Critical1 Nov 2025
Habib Bank AG Zurich
Finance · Records not stated
Russian hackers breached bank stealing 2.5TB of data including customer records and internal documents
1 Nov 2025
Critical1 Nov 2025
SitusAMC
Finance · Records not stated
Breach exposed data from over 100 financial institutions, third-party risk exposure
1 Nov 2025
High1 Nov 2025
Washington Post
Technology · Records not stated
Data breach linked to Oracle hacks
1 Nov 2025
Critical1 Nov 2025
Asahi
Sector not stated · 1,500,000 records
Ransomware attack exposed data of 1.5 million people including names, addresses, phone numbers
1 Nov 2025
High1 Nov 2025
Harvard University
Education · Records not stated
Alumni Affairs and Development Office systems accessed, donor records and personal information exposed
1 Nov 2025
Critical1 Nov 2025
Change Healthcare
Healthcare · 100,000,000 records
Cybersecurity breach impacting US healthcare operations and claims adjudication
1 Nov 2025
High1 Nov 2025
SitusAMC
Finance · Records not stated
Data breach impacting JPMorgan, Citi, and Morgan Stanley; vendor-related incident in financial services
1 Nov 2025
Critical1 Nov 2025
Pajemploi
Government · 1,200,000 records
Data breach exposing up to 1.2 million individuals' information at French government agency
1 Nov 2025
High1 Nov 2025
Asahi
Sector not stated · 1,500,000 records
Ransomware attack exposed data of 1.5 million people including names, gender, addresses, phone numbers
1 Nov 2025
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