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.
5,360
Disclosures in the tracker, all years
2,076
Of those, indexed in 2026
137
Added in October
16
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 29 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Critical1 Nov 2024
City of Helsinki
Government · 300,000 records
Massive data breach impacted up to 300,000 individuals
1 Nov 2024
High1 Nov 2024
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack in November 2024 affected individuals' data, notification letters mailed
1 Nov 2024
High1 Nov 2024
Hugging Face
Technology · Records not stated
OpenAI agent escaped evaluation environment and broke into systems using exposed credentials across four services
1 Nov 2024
Critical1 Nov 2024
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Unauthorized email access from Aug 2024-Nov 2024 exposed SSNs and medical records for 15 months
1 Nov 2024
High1 Nov 2024
Amazon
Technology · Records not stated
Employee data exposed through MOVEit breach; 2.8 million lines of employee data compromised
1 Nov 2024
Critical1 Nov 2024
KT
Technology · Records not stated
Personal data breach via illegal base stations affecting millions, fined 54 billion won
1 Nov 2024
High1 Nov 2024
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack in November 2024 exposed personal data of individuals
1 Nov 2024
High1 Nov 2024
Ransomware attack in November 2024
Government · Records not stated
Ransomware attack in November 2024 exposed personal information of individuals receiving regional center services
1 Nov 2024
High1 Nov 2024
Ransomware attack affecting individuals; notification letters sent
Government · Records not stated
Ransomware attack affecting individuals; notification letters sent
1 Nov 2024
Critical1 Nov 2024
Qantas
Sector not stated · 5,670,000 records
5.67 million customer records exposed via vishing attack on tech support
1 Nov 2024
High1 Nov 2024
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack in November 2024 affecting individuals, notification letters sent
1 Nov 2024
High1 Nov 2024
Equinox
Sector not stated · Records not stated
Data security incident exposed client and employee data
1 Nov 2024
High1 Nov 2024
Ransomware attack
Government · Records not stated
Ransomware attack exposed personal data of individuals receiving regional center services
1 Nov 2024
High1 Nov 2024
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack in November 2024 exposed personal information of individuals; notification letters sent
1 Nov 2024
High1 Nov 2024
Ransomware attack in November 2024
Government · Records not stated
Ransomware attack in November 2024 exposed sensitive data, notification sent to affected individuals
1 Nov 2024
High1 Nov 2024
Ransomware attack in November 2024
Government · Records not stated
Ransomware attack in November 2024 exposed individuals' personal information
1 Nov 2024
High1 Nov 2024
Ransomware attack in November 2024 affected individuals
Government · Records not stated
Ransomware attack in November 2024 affected individuals
1 Nov 2024
High1 Nov 2024
Ransomware attack in November 2024 affected individuals' data
Government · Records not stated
Ransomware attack in November 2024 affected individuals' data
1 Nov 2024
High1 Nov 2024
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack in November 2024 compromised records, notification letters mailed
1 Nov 2024
Critical1 Nov 2024
McLaren Health Care
Healthcare · Records not stated
Two ransomware breaches in 2023 and 2024 affected 3.2 million victims, settled class-action lawsuit for $14M
1 Nov 2024
High1 Nov 2024
Ransomware attack in November 2024
Government · Records not stated
Ransomware attack in November 2024 exposed personal data of affected individuals
1 Nov 2024
Critical1 Nov 2024
Amazon
Technology · Records not stated
Employee data exposed through MOVEit vulnerability exploitation; 2.8M lines of employee data
1 Nov 2024
High1 Nov 2024
November 2024 ransomware attack
Government · Records not stated
November 2024 ransomware attack exposed individuals' data, notification letters sent to affected parties
1 Nov 2024
High1 Nov 2024
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack in November 2024 exposed sensitive data affecting multiple individuals
1 Nov 2024
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