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.
5,372
Disclosures in the tracker, all years
2,086
Of those, indexed in 2026
4
Added in November
26
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 1 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
High1 May 2025
Magna Hospitality Group
Sector not stated · Records not stated
Told state regulators an unauthorized actor copied files from its systems in May 2025; disclosure came about 17 months later.
1 May 2025
High1 May 2025
LexisNexis
Sector not stated · 364,000 records
Data broker breach exposed personal information of over 364,000 people
1 May 2025
Critical1 May 2025
Kettering Health
Healthcare · 1,700,000 records
Ransomware attack affected 1.7 million individuals, Ohio health system
1 May 2025
Critical1 May 2025
UK Legal Aid Agency
Government · Records not stated
Hackers accessed large amount of information from Ministry of Justice system
1 May 2025
High1 May 2025
Adidas
Retail · Records not stated
Cyberattack exposed customers' personal information and credit card data
1 May 2025
Medium1 May 2025
TehetségKapu
Education · 54,357 records
54,357 records exposed, Email addresses, Names, Usernames
1 May 2025
Medium1 May 2025
Harrods (UK)
Retail · Records not stated
Luxury retailer confirmed cyber incident, restricted internet access as precaution
1 May 2025
High30 Apr 2025
Co-op Group (UK)
Retail · Records not stated
Attempted cyberattack forced Co-op to shut down IT systems, operations disrupted
30 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
High22 Apr 2025
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
Cyberattack disrupted online ordering and contactless payments across UK stores
22 Apr 2025
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