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.
5,339
Disclosures in the tracker, all years
2,052
Of those, indexed in 2026
111
Added in October
18
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 25 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.
74 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.
- United Kingdom16 Oct 2026Southville Primary School (Bristol City Council area)The source does not say how they got in.Hits Radio (West of England)
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
High20 Jan 2021
300K student, employee, and medical records exposed
Education · Records not stated
300K student, employee, and medical records exposed
20 Jan 2021
Critical20 Jan 2021
1.4M patient records compromised in Accellion FTA breach
Healthcare · 1,400,000 records
1.4M patient records compromised in Accellion FTA breach
20 Jan 2021
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