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.
5,397
Disclosures in the tracker, all years
2,112
Of those, indexed in 2026
25
Added in November
36
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 4 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.
77 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.
- Denmark27 Oct 2026ENGIEThe source does not say how they got in.BleepingComputer
Medium7 Nov 2023
7 Nov 2023
Medium7 Nov 2023
7 Nov 2023
Medium7 Nov 2023
7 Nov 2023
Medium7 Nov 2023
7 Nov 2023
Medium6 Nov 2023
Colliers International (Canada)
Sector not stated · Records not stated
Cyberattack on Canadian real estate services firm, client data at risk
6 Nov 2023
Medium6 Nov 2023
Muskoka Algonquin Healthcare
Healthcare · Records not stated
Cybersecurity incident impacted hospital operations in Huntsville and Bracebridge
6 Nov 2023
High5 Nov 2023
GamingMonk
Technology · 654,510 records
654,510 records exposed, Dates of birth, Email addresses, Names, Passwords and 2 more
5 Nov 2023
High5 Nov 2023
MNP LLP (accounting firm)
Finance · Records not stated
Data breach at major Canadian accounting firm
5 Nov 2023
High5 Nov 2023
Zacks Investment (Israel Operations)
Finance · 8,900,000 records
8.9M customer records stolen, financial research platform credentials exposed
5 Nov 2023
Medium5 Nov 2023
QIMR Berghofer Medical Research
Healthcare · Records not stated
Research institute data compromised, donor and patient research records at risk
5 Nov 2023
Medium5 Nov 2023
5 Nov 2023
Medium5 Nov 2023
5 Nov 2023
Medium3 Nov 2023
57K customer account records exposed
Finance · 57,000 records
57K customer account records exposed
3 Nov 2023
Critical3 Nov 2023
6.5M customer records exposed in LockBit ransomware
Finance · 6,500,000 records
6.5M customer records exposed in LockBit ransomware
3 Nov 2023
Medium3 Nov 2023
57K customer account records exposed
Finance · 57,000 records
57K customer account records exposed
3 Nov 2023
Critical3 Nov 2023
6.5M customer records exposed in LockBit ransomware
Finance · 6,500,000 records
6.5M customer records exposed in LockBit ransomware
3 Nov 2023
Medium3 Nov 2023
57K customer account records exposed
Finance · 57,028 records
57K customer account records exposed
3 Nov 2023
Critical3 Nov 2023
6.5M customer records exposed in LockBit ransomware
Finance · 57,028 records
6.5M customer records exposed in LockBit ransomware
3 Nov 2023
Medium3 Nov 2023
57K customer account records exposed
Finance · 57,000 records
57K customer account records exposed
3 Nov 2023
Critical3 Nov 2023
6.5M customer records exposed in LockBit ransomware
Finance · 6,500,000 records
6.5M customer records exposed in LockBit ransomware
3 Nov 2023
Medium3 Nov 2023
57K customer account records exposed
Finance · 57,028 records
57K customer account records exposed
3 Nov 2023
Critical3 Nov 2023
6.5M customer records exposed in LockBit ransomware
Finance · 57,028 records
6.5M customer records exposed in LockBit ransomware
3 Nov 2023
Medium3 Nov 2023
57K customer account records exposed
Finance · 57,000 records
57K customer account records exposed
3 Nov 2023
Critical3 Nov 2023
6.5M customer records exposed in LockBit ransomware
Finance · 6,500,000 records
6.5M customer records exposed in LockBit ransomware
3 Nov 2023
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