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.
5,439
Disclosures in the tracker, all years
2,154
Of those, indexed in 2026
87
Added in November
27
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 11 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical31 Oct 2023
31 Oct 2023
Critical31 Oct 2023
14.7M customer mortgage records exposed in breach
Finance · 14,700,000 records
14.7M customer mortgage records exposed in breach
31 Oct 2023
Critical30 Oct 2023
GameSprite
Technology · 6,164,643 records
6,164,643 records exposed, Email addresses, IP addresses, Passwords, Usernames
30 Oct 2023
High30 Oct 2023
Moneris Solutions (Canada)
Finance · Records not stated
Payment processor hit by Medusa ransomware, Canada's largest POS provider
30 Oct 2023
Critical30 Oct 2023
South Westphalia IT (Germany)
Government · Records not stated
Ransomware crippled IT provider for 72 German municipalities, services offline for months
30 Oct 2023
High29 Oct 2023
MemeChat
Technology · 4,348,570 records
4,348,570 records exposed, Email addresses, Usernames
29 Oct 2023
High29 Oct 2023
Ace Hardware (2023)
Technology · Records not stated
Cyberattack disrupted 1,202 devices across 196 stores
29 Oct 2023
High29 Oct 2023
Ace Hardware
Sector not stated · Records not stated
196 stores affected by cyberattack on IT systems
29 Oct 2023
Medium29 Oct 2023
Tulsa OK water utility
Government · 18,000 records
18K customer records exposed in cyberattack
29 Oct 2023
Critical28 Oct 2023
British Library
Education · Records not stated
Rhysida ransomware destroyed IT systems, 600GB of patron and staff data leaked
28 Oct 2023
Medium27 Oct 2023
Toumei
Technology · 76,682 records
76,682 records exposed, Email addresses, Names, Phone numbers, Physical addresses
27 Oct 2023
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