Weekly briefing No. 39 published 26 Sep 2026
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Intelligence · Disclosure tracker

Disclosure tracker

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.

1,962
Incidents indexed in 2026
Source: LeakTrace index, 3 Oct 2026
4
Added in October
Source: LeakTrace index, 3 Oct 2026
13
Added in the last 7 days
Source: LeakTrace index, 3 Oct 2026
7
Sectors covered
Source: LeakTrace index, 3 Oct 2026
High4 Apr 2022
461K patient records exposed
Healthcare · 461,000 records
461K patient records exposed
Our record
4 Apr 2022
High4 Apr 2022
461K patient records exposed
Healthcare · 461,000 records
461K patient records exposed
Our record
4 Apr 2022
High4 Apr 2022
461K patient records exposed
Healthcare · 461,000 records
461K patient records exposed
Our record
4 Apr 2022
High4 Apr 2022
461K patient records exposed
Healthcare · 461,000 records
461K patient records exposed
Our record
4 Apr 2022
High4 Apr 2022
461K patient records exposed
Healthcare · 461,000 records
461K patient records exposed
Our record
4 Apr 2022
High4 Apr 2022
461K patient records exposed
Healthcare · 461,000 records
461K patient records exposed
Our record
4 Apr 2022
Critical4 Apr 2022
Block (Cash App)
Technology · 8,199,999 records
8.2M user records exposed by former employee
Our record
4 Apr 2022
Critical4 Apr 2022
Cash App Investing
Finance · 8,199,999 records
8.2M customer account records exposed by former employee
Our record
4 Apr 2022
High4 Apr 2022
461K patient records exposed
Healthcare · 461,000 records
461K patient records exposed
Our record
4 Apr 2022
Medium3 Apr 2022
Clark University
Education · Records not stated
92K student records exposed
Our record
3 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
High2 Apr 2022
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
Our record
2 Apr 2022
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