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.
5,291
Disclosures in the tracker, all years
2,004
Of those, indexed in 2026
49
Added in October
9
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 17 Oct 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.
64 incidents from 11 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.
- China14 Oct 2026Hospitals and healthcare organizationsHow they got in: email made to look like it came from a trusted sender.SecurityWeek
Critical15 Aug 2012
Saudi Aramco (2012)
Sector not stated · Records not stated
Shamoon wiper destroyed 30,000 workstations at world's largest oil company
15 Aug 2012
High10 Apr 2012
Elections Ontario
Government · Records not stated
USB key with personal data of 2.4M voters stolen from Elections Ontario staffer
10 Apr 2012
Critical8 Feb 2012
KPN Telecom (Netherlands)
Technology · 2,000,000 records
2M customer records accessed through compromised systems, largest Dutch telco breach
8 Feb 2012
Critical26 Jul 2011
SK Communications (Nate/Cyworld)
Technology · 35,000,000 records
35M user records stolen from Korean social network, one of Asia's largest breaches
26 Jul 2011
This is the oldest page. The index starts on 26 Jul 2011.
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