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.
5,662
Disclosures in the tracker, all years
2,177
Of those, indexed in 2026
131
Added in November
24
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 14 Nov 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.
76 incidents from 6 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.
- Australia4 Nov 2026Bristol City Council (Trading with Schools platform)The source does not say how they got in.Yahoo News Australia (citing BBC)
Critical1 Aug 2023
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Afghan spreadsheet data breach exposing sensitive information through ICO
1 Aug 2023
Critical1 Aug 2023
Ministry of Defence (UK)
Government · Records not stated
Afghan spreadsheet data breach exposed sensitive information, investigated by ICO
1 Aug 2023
Critical1 Aug 2023
Ministry of Defence (MoD)
Government · Records not stated
Afghan spreadsheet data breach exposed sensitive information
1 Aug 2023
Medium1 Aug 2023
McLaren Port Huron
Healthcare · 38,000 records
38K patient records exposed in BlackCat ransomware
1 Aug 2023
Medium1 Aug 2023
1 Aug 2023
Medium1 Aug 2023
1 Aug 2023
Medium1 Aug 2023
1 Aug 2023
Medium1 Aug 2023
1 Aug 2023
Medium1 Aug 2023
McLaren Macomb
Healthcare · 92,000 records
92K patient records exposed in BlackCat ransomware
1 Aug 2023
Medium1 Aug 2023
1 Aug 2023
Critical1 Aug 2023
McLaren Health Care
Healthcare · 2,200,000 records
2.2M patient records stolen in BlackCat/ALPHV ransomware
1 Aug 2023
High26 Jul 2023
BreachForums
Retail · 212,156 records
212,156 records exposed, Email addresses, IP addresses, Passwords, Private messages and 1 more
26 Jul 2023
High26 Jul 2023
Kenya MOH (E-Citizen)
Government · Records not stated
Hacktivist attack on Kenya's e-Citizen portal, government services disrupted
26 Jul 2023
Critical26 Jul 2023
Welltok
Healthcare · 8,500,000 records
8.5M patient records exposed via MOVEit vulnerability
26 Jul 2023
Critical25 Jul 2023
BookCrossing
Technology · 1,582,323 records
1,582,323 records exposed, Dates of birth, Email addresses, Geographic locations, IP addresses and 3 more
25 Jul 2023
Medium25 Jul 2023
Raymond James Financial
Finance · 47,000 records
47K client records exposed in vendor breach
25 Jul 2023
High25 Jul 2023
25 Jul 2023
High24 Jul 2023
Tigo
Technology · 700,394 records
700,394 records exposed, Device information, Email addresses, Genders, Geographic locations and 5 more
24 Jul 2023
Medium23 Jul 2023
Roblox
Technology · 52,458 records
52,458 records exposed, Account balances, Email addresses, IP addresses, Purchases and 1 more
23 Jul 2023
Medium22 Jul 2023
Liberty Mutual
Finance · Records not stated
45K policyholder records exposed in vendor breach
22 Jul 2023
Medium22 Jul 2023
22 Jul 2023
Medium22 Jul 2023
22 Jul 2023
Critical21 Jul 2023
University of Minnesota
Education · Records not stated
7M student and alumni records leaked on dark web
21 Jul 2023
High20 Jul 2023
Legacy Community Health
Healthcare · 228,000 records
228K patient records exposed in data breach
20 Jul 2023
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