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.

5,367
Disclosures in the tracker, all years
2,083
Of those, indexed in 2026
0
Added in November
22
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
Medium7 Mar 2024
11K student records exposed
Education · Records not stated
11K student records exposed
7 Mar 2024
Medium7 Mar 2024
11K student records exposed
Education · Records not stated
11K student records exposed
7 Mar 2024
Medium7 Mar 2024
WoTLabs
Technology · 21,994 records
21,994 records exposed, Dates of birth, Email addresses, IP addresses, Time zones and 1 more
7 Mar 2024
Critical7 Mar 2024
Online Trade (Онлайн Трейд)
Technology · 3,805,265 records
3,805,265 records exposed, Dates of birth, Email addresses, IP addresses, Names and 2 more
7 Mar 2024
Medium7 Mar 2024
11K student records exposed
Education · Records not stated
11K student records exposed
7 Mar 2024
Medium5 Mar 2024
Township of Woolwich (Ontario)
Government · Records not stated
Ransomware encrypted municipal systems, public services disrupted
5 Mar 2024
Medium5 Mar 2024
City of McKinney TX
Government · 28,000 records
28K records exposed in data breach
5 Mar 2024
Medium5 Mar 2024
Suffolk University
Education · Records not stated
83K student records exposed
5 Mar 2024
High5 Mar 2024
Otolaryngology Associates
Healthcare · 316,000 records
316K patient records exposed
5 Mar 2024
Medium4 Mar 2024
American Express (vendor)
Finance · 30,000 records
30K customer records exposed in third-party breach
4 Mar 2024
Medium3 Mar 2024
Mr. Green Gaming
Technology · 27,123 records
27,123 records exposed, Dates of birth, Email addresses, Geographic locations, IP addresses and 1 more
3 Mar 2024
High2 Mar 2024
Kootenai Health
Healthcare · 464,000 records
464K patient records exposed in 3AM ransomware
2 Mar 2024
High1 Mar 2024
Fujitsu
Technology · Records not stated
Malware found on company systems; investigating possible data breach
1 Mar 2024
High1 Mar 2024
Fujitsu
Technology · Records not stated
Company computers compromised with malware, possible data breach under investigation
1 Mar 2024
High1 Mar 2024
Fujitsu
Technology · Records not stated
Company systems compromised with malware, possible data breach under investigation
1 Mar 2024
High1 Mar 2024
Fujitsu
Technology · Records not stated
Multiple company computers compromised with malware; possible data breach under investigation
1 Mar 2024
High1 Mar 2024
Nissan Oceania
Retail · 100,000 records
Data breach impacting 100,000 individuals in Australia and New Zealand
1 Mar 2024
High1 Mar 2024
Nissan Oceania
Retail · 100,000 records
Data breach impacts 100,000 individuals in Australia and New Zealand
1 Mar 2024
High1 Mar 2024
Fujitsu
Technology · Records not stated
Malware found on company systems; possible data breach under investigation
1 Mar 2024
High1 Mar 2024
Nissan Oceania
Retail · 100,000 records
Data breach impacted 100,000 individuals in Australia and New Zealand
1 Mar 2024
High1 Mar 2024
Fujitsu
Technology · Records not stated
Malware found on company systems with possible data breach investigation
1 Mar 2024
Critical1 Mar 2024
TriZetto
Healthcare · 3,400,000 records
3.4 million people's health and personal data stolen in 2024 cyberattack, confirmed in 2026
1 Mar 2024
High1 Mar 2024
FRANCE TRAVAIL
Government · Records not stated
Hacker breach of information system in Q1 2024, resulted in €5 million fine
1 Mar 2024
High1 Mar 2024
Commonwealth Healthcare Corporation
Healthcare · Records not stated
Patient data breached
1 Mar 2024
Were you affected?