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.
5,609
Disclosures in the tracker, all years
2,123
Of those, indexed in 2026
45
Added in November
45
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 7 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
High12 Jun 2023
12 Jun 2023
High12 Jun 2023
12 Jun 2023
High12 Jun 2023
12 Jun 2023
High12 Jun 2023
12 Jun 2023
High12 Jun 2023
12 Jun 2023
High12 Jun 2023
12 Jun 2023
High12 Jun 2023
12 Jun 2023
High12 Jun 2023
12 Jun 2023
High12 Jun 2023
12 Jun 2023
High12 Jun 2023
12 Jun 2023
Medium12 Jun 2023
Swiss Post / PostFinance
Finance · Records not stated
DDoS and credential attacks targeted Swiss postal and banking services
12 Jun 2023
Medium12 Jun 2023
Fortescue Metals (Australia)
Sector not stated · Records not stated
Data breach at iron ore mining giant, employee and contractor data accessed
12 Jun 2023
High12 Jun 2023
Tata Consultancy Services (Global)
Technology · Records not stated
Cybersecurity incident impacted IT systems, client project data at risk
12 Jun 2023
Critical12 Jun 2023
CoWIN Portal (India)
Healthcare · Records not stated
150M citizen vaccination records allegedly leaked from India's COVID platform
12 Jun 2023
High12 Jun 2023
Ofcom (MOVEit)
Government · 95,000,000 records
UK communications regulator hit by MOVEit vulnerability, confidential company data exposed
12 Jun 2023
Medium12 Jun 2023
12 Jun 2023
Medium12 Jun 2023
12 Jun 2023
Critical12 Jun 2023
CoWIN (India)
Technology · Records not stated
1B COVID vaccination records exposed, some US residents affected
12 Jun 2023
High11 Jun 2023
Glacier Bancorp
Sector not stated · 190,000 records
190K customer records exposed in data breach
11 Jun 2023
Critical10 Jun 2023
Zacks
Finance · 8,929,503 records
8,929,503 records exposed, Email addresses, Names, Passwords, Phone numbers and 2 more
10 Jun 2023
High10 Jun 2023
WestJet
Sector not stated · Records not stated
MOVEit vulnerability exposed employee and passenger data
10 Jun 2023
Medium10 Jun 2023
City of Cornwall (Ontario)
Government · Records not stated
Ransomware disrupted city operations, public-facing services offline
10 Jun 2023
High10 Jun 2023
Cadwalader Wickersham & Taft
Legal · Records not stated
Data breach affecting client confidential records
10 Jun 2023
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