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.
5,421
Disclosures in the tracker, all years
2,136
Of those, indexed in 2026
62
Added in November
24
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 9 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
Medium14 Jul 2023
OASA Athens Transport (Greece)
Government · Records not stated
Ransomware disrupted Athens public transport ticketing system
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
High14 Jul 2023
Retina Group of Washington
Healthcare · 455,000 records
455K patient records exposed in ransomware
14 Jul 2023
Medium14 Jul 2023
14 Jul 2023
High12 Jul 2023
Massachusetts Mutual (MassMutual)
Finance · Records not stated
120K policyholder records exposed
12 Jul 2023
Medium12 Jul 2023
12 Jul 2023
High12 Jul 2023
JumpCloud
Technology · Records not stated
Nation-state attack compromised customer systems via supply chain
12 Jul 2023
High11 Jul 2023
Vermillion
Technology · 8,106 records
8,106 records exposed, Dates of birth, Email addresses, IP addresses, Passwords and 1 more
11 Jul 2023
Critical11 Jul 2023
Microsoft (Storm-0558)
Technology · Records not stated
Chinese hackers accessed 25+ org email accounts including US government officials
11 Jul 2023
High10 Jul 2023
Locally
Finance · 362,619 records
362,619 records exposed, Email addresses, Partial credit card data, Passwords, Phone numbers and 2 more
10 Jul 2023
High10 Jul 2023
Canadian Tire (vendor)
Retail · Records not stated
Third-party data exposed customer loyalty info
10 Jul 2023
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