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.

5,591
Disclosures in the tracker, all years
2,085
Of those, indexed in 2026
4
Added in November
26
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 1 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
  5. Canada21 Oct 2026Canadian Crime Stoppers AssociationHow they got in: a supplier or vendor that was compromised first.CBC News
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium16 Mar 2022
63K patient records exposed in email breach
Healthcare · 63,000 records
63K patient records exposed in email breach
16 Mar 2022
Medium15 Mar 2022
Toyota Supplier (Hino Motors)
Sector not stated · Records not stated
Ransomware hit truck subsidiary, production and logistics disrupted
15 Mar 2022
High15 Mar 2022
Iberdrola (Spain)
Sector not stated · 1,300,000 records
1.3M customer records exposed from Spanish energy giant
15 Mar 2022
Medium15 Mar 2022
MapleSoft (Waterloo)
Technology · Records not stated
Conti ransomware compromised customer data for popular math software company
15 Mar 2022
Medium15 Mar 2022
University of Detroit Mercy
Education · Records not stated
24K student records exposed in data breach
15 Mar 2022
High15 Mar 2022
Chime Financial
Finance · 200,000 records
200K customer records exposed in vendor breach
15 Mar 2022
High13 Mar 2022
Denso Corporation
Sector not stated · Records not stated
Pandora ransomware attacked Toyota supplier
13 Mar 2022
High12 Mar 2022
Bridgestone (Japan)
Sector not stated · Records not stated
LockBit ransomware disrupted tire manufacturing operations
12 Mar 2022
High12 Mar 2022
Rosneft Deutschland (Germany)
Sector not stated · Records not stated
Anonymous collective hacked German subsidiary of Russian oil firm
12 Mar 2022
High12 Mar 2022
Parker Hannifin
Sector not stated · Records not stated
Conti ransomware exfiltrated employee data from industrial manufacturer
12 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
Medium10 Mar 2022
12K student records exposed
Education · Records not stated
12K student records exposed
10 Mar 2022
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