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.
5,405
Disclosures in the tracker, all years
2,119
Of those, indexed in 2026
40
Added in November
47
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.
Worldwide · How they got in
Incidents worldwide, by country.
77 incidents from 10 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.
- Japan29 Oct 2026Japan AirlinesHow they got in: a supplier or vendor that was compromised first.BleepingComputer
- Japan29 Oct 2026Sony Network Communications (So-net / Plala ISP)The source does not say how they got in.SecurityWeek
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
Avito
Technology · 2,721,835 records
2,721,835 records exposed, Email addresses, Geographic locations, IP addresses, Names and 1 more
14 Nov 2023
High14 Nov 2023
Concevis (Switzerland)
Government · Records not stated
Swiss IT provider breach exposed Federal Tax Administration and military data
14 Nov 2023
Medium14 Nov 2023
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
14 Nov 2023
Medium13 Nov 2023
Samsung (Customer Support Breach)
Technology · Records not stated
190,000 UK customer support ticket records exposed through Spectos vulnerability
13 Nov 2023
High13 Nov 2023
Trans-Northern Pipelines
Sector not stated · Records not stated
ALPHV ransomware claimed 190GB of data stolen from Canadian pipeline operator
13 Nov 2023
Medium12 Nov 2023
12 Nov 2023
High10 Nov 2023
Chess.com (2023)
Technology · 1,274,077 records
1,274,077 records exposed, Email addresses, Geographic locations, Names, Usernames
10 Nov 2023
Critical10 Nov 2023
Trans-Northern Pipelines
Government · Records not stated
ALPHV/BlackCat claimed data theft from pipeline operator
10 Nov 2023
Critical10 Nov 2023
DP World Australia
Sector not stated · Records not stated
Cyberattack shut down port operations for days, 30,000 containers stranded
10 Nov 2023
High10 Nov 2023
Chess
Technology · 1,274,077 records
1,274,077 records exposed, Email addresses, Geographic locations, Names, Usernames
10 Nov 2023
Critical10 Nov 2023
DP World Australia
Technology · Records not stated
Cyberattack froze 30K shipping containers at major ports
10 Nov 2023
Medium8 Nov 2023
8 Nov 2023
High8 Nov 2023
City of Hamilton OH
Government · Records not stated
Ransomware attack crippled city services
8 Nov 2023
Medium7 Nov 2023
7 Nov 2023
Medium7 Nov 2023
7 Nov 2023
Medium7 Nov 2023
7 Nov 2023
Medium7 Nov 2023
7 Nov 2023
Medium7 Nov 2023
7 Nov 2023
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