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.
5,400
Disclosures in the tracker, all years
2,115
Of those, indexed in 2026
28
Added in November
35
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 5 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
High22 Mar 2022
22 Mar 2022
Medium22 Mar 2022
22 Mar 2022
Critical22 Mar 2022
Microsoft (LAPSUS$)
Technology · Records not stated
37GB of source code including Bing and Cortana stolen
22 Mar 2022
High22 Mar 2022
Okta (2022)
Technology · Records not stated
LAPSUS$ breached via third-party vendor Sitel, 366 customer tenants affected
22 Mar 2022
High21 Mar 2022
Greek Posts (ELTA)
Government · Records not stated
Vice Society ransomware disrupted Greek postal service, all branches offline
21 Mar 2022
High19 Mar 2022
ZAP-Hosting
Technology · 746,682 records
746,682 records exposed, Browser user agent details, Chat logs, Email addresses, IP addresses and 4 more
19 Mar 2022
High19 Mar 2022
Partnership HealthPlan
Healthcare · 854,000 records
854K patient records exposed in Hive ransomware
19 Mar 2022
Critical18 Mar 2022
TransUnion
Finance · Records not stated
3M consumer credit records exposed in South Africa breach
18 Mar 2022
Medium17 Mar 2022
P&O Ferries (UK)
Sector not stated · Records not stated
Employee data compromised following mass redundancy, HR systems breached
17 Mar 2022
Critical17 Mar 2022
TransUnion South Africa
Finance · Records not stated
54M consumer records stolen by N4ughtySec, $15M ransom demanded
17 Mar 2022
High17 Mar 2022
Caisse Nationale d'Assurance Maladie
Healthcare · Records not stated
510,000 French health insurance records stolen through compromised pharmacist accounts
17 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
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