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.
5,350
Disclosures in the tracker, all years
2,063
Of those, indexed in 2026
122
Added in October
14
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 27 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
High9 Nov 2021
9 Nov 2021
High9 Nov 2021
9 Nov 2021
High9 Nov 2021
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High9 Nov 2021
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High9 Nov 2021
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High9 Nov 2021
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High9 Nov 2021
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High9 Nov 2021
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High9 Nov 2021
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High9 Nov 2021
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High9 Nov 2021
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High9 Nov 2021
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High9 Nov 2021
9 Nov 2021
High9 Nov 2021
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High9 Nov 2021
9 Nov 2021
High9 Nov 2021
9 Nov 2021
High9 Nov 2021
9 Nov 2021
High9 Nov 2021
9 Nov 2021
High8 Nov 2021
MediaMarkt (Netherlands/Germany)
Retail · Records not stated
Hive ransomware disrupted 3,100 European electronics stores, $50M demanded
8 Nov 2021
Critical8 Nov 2021
DNA Diagnostics Center
Healthcare · 2,100,000 records
2.1M customer records and paternity test data exposed
8 Nov 2021
High5 Nov 2021
City of Westmount (QC)
Government · Records not stated
Municipal systems locked by ransomware
5 Nov 2021
Critical4 Nov 2021
CyberServe
Healthcare · 1,107,034 records
1,107,034 records exposed, Dates of birth, Drinking habits, Email addresses, Family structure and 15 more
4 Nov 2021
Medium4 Nov 2021
4 Nov 2021
Critical3 Nov 2021
Robinhood
Finance · 7,000,000 records
7M customer accounts compromised in social engineering attack
3 Nov 2021
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