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.
5,662
Disclosures in the tracker, all years
2,177
Of those, indexed in 2026
131
Added in November
24
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 14 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Critical30 Jun 2023
Barts Health NHS Trust (ALPHV)
Healthcare · Records not stated
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
Critical30 Jun 2023
Organisation not named
Healthcare · 900,000 records
The disclosure as indexed does not name the organisation.
7TB of data stolen by ALPHV/BlackCat, largest NHS trust, 2.5M patient catchment
30 Jun 2023
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