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.
5,406
Disclosures in the tracker, all years
2,120
Of those, indexed in 2026
45
Added in November
46
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 6 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 9 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.
- Taiwan3 Nov 2026Synology NAS device owners (worldwide)The source does not say how they got in.The Hacker News
Critical6 Dec 2018
You've Been Scraped
Technology · 66,147,869 records
66,147,869 records exposed, Email addresses, Employers, Geographic locations, Job titles and 2 more
6 Dec 2018
High6 Dec 2018
AerServ
Retail · 66,308 records
66,308 records exposed, Email addresses, Employers, Job titles, Names and 3 more
6 Dec 2018
High5 Dec 2018
ForumCommunity
Technology · 776,648 records
776,648 records exposed, Email addresses, Passwords, Usernames
5 Dec 2018
High4 Dec 2018
Technic
Retail · 265,410 records
265,410 records exposed, Chat logs, Email addresses, IP addresses, Passwords and 2 more
4 Dec 2018
Critical1 Dec 2018
Meta
Technology · Records not stated
2018 breach, fined €251 million by EU privacy regulator for privacy violations
1 Dec 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Critical30 Nov 2018
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
339M guest records worldwide, UK ICO fined Marriott 18.4M GBP
30 Nov 2018
Were you affected?