Weekly briefing No. 42 published 30 Oct 2026
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.

5,398
Disclosures in the tracker, all years
2,113
Of those, indexed in 2026
25
Added in November
36
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 4 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 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.

  1. Canada31 Oct 2026ChainalysisHow they got in: automated AI tools that work through many organizations at once.BleepingComputer
  2. Canada29 Oct 2026McCarthy Tétrault (with Davies also reporting a breach)The source does not say how they got in.The Globe and Mail
  3. Canada23 Oct 2026Crime Stoppers programs in OntarioHow they got in: a supplier or vendor that was compromised first.Global News
  4. Canada22 Oct 2026Toronto Crime StoppersHow they got in: a supplier or vendor that was compromised first.Global News
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
Medium13 Jul 2020
18K student records exposed
Education · Records not stated
18K student records exposed
13 Jul 2020
High12 Jul 2020
The RealReal
Retail · 300,000 records
300K customer records exposed in data breach
12 Jul 2020
Critical12 Jul 2020
Maropost / Nuvei
Technology · 95,000,000 records
95M email marketing records exposed
12 Jul 2020
Medium10 Jul 2020
Condusef (Mexican Financial Authority)
Government · Records not stated
Hacktivist breach exposed Mexican financial consumer protection agency data
10 Jul 2020
High9 Jul 2020
Aveanna Healthcare
Healthcare · 166,000 records
166K patient records exposed in phishing
9 Jul 2020
Medium8 Jul 2020
33K case worker records exposed
Government · Records not stated
33K case worker records exposed
8 Jul 2020
Medium8 Jul 2020
33K case worker records exposed
Government · Records not stated
33K case worker records exposed
8 Jul 2020
Medium8 Jul 2020
33K case worker records exposed
Government · Records not stated
33K case worker records exposed
8 Jul 2020
Medium8 Jul 2020
33K case worker records exposed
Government · Records not stated
33K case worker records exposed
8 Jul 2020
Medium8 Jul 2020
33K case worker records exposed
Government · Records not stated
33K case worker records exposed
8 Jul 2020
Medium8 Jul 2020
33K case worker records exposed
Government · Records not stated
33K case worker records exposed
8 Jul 2020
Medium8 Jul 2020
33K case worker records exposed
Government · Records not stated
33K case worker records exposed
8 Jul 2020
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