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.
5,582
Disclosures in the tracker, all years
2,082
Of those, indexed in 2026
146
Added in October
21
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 31 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.
78 incidents from 12 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.
- Canada29 Oct 2026McCarthy Tétrault (with Davies also reporting a breach)The source does not say how they got in.The Globe and Mail
- Canada23 Oct 2026Crime Stoppers programs in OntarioHow they got in: a supplier or vendor that was compromised first.Global News
- Canada22 Oct 2026Toronto Crime StoppersHow they got in: a supplier or vendor that was compromised first.Global News
- Canada21 Oct 2026Canadian Crime Stoppers AssociationHow they got in: a supplier or vendor that was compromised first.CBC News
High15 Apr 2024
15 Apr 2024
Critical14 Apr 2024
Frontier Communications
Technology · 2,000,000 records
2M customer records exposed in BlackCat ransomware
14 Apr 2024
Critical14 Apr 2024
AT&T (call records)
Technology · 110,000,000 records
110M customer call and text metadata stolen from Snowflake environment
14 Apr 2024
High13 Apr 2024
MediSecure (US operations)
Healthcare · 700,000 records
700K patient e-prescription records exposed
13 Apr 2024
High12 Apr 2024
Giant Tiger
Retail · 2,842,669 records
2,842,669 records exposed, Email addresses, Names, Phone numbers, Physical addresses
12 Apr 2024
High12 Apr 2024
12 Apr 2024
Critical12 Apr 2024
Kaiser Permanente
Healthcare · Records not stated
13.4M members data shared with advertisers via tracking pixels
12 Apr 2024
Critical10 Apr 2024
Young Consulting / Blue Shield
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
Critical10 Apr 2024
1M dental insurance member records exposed
Healthcare · Records not stated
1M dental insurance member records exposed
10 Apr 2024
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