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.

5,405
Disclosures in the tracker, all years
2,119
Of those, indexed in 2026
40
Added in November
47
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 5 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 10 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
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
High8 Sep 2023
Dymocks
Retail · 836,120 records
836,120 records exposed, Dates of birth, Email addresses, Genders, Names and 2 more
8 Sep 2023
Medium8 Sep 2023
Erie Insurance
Finance · Records not stated
53K policyholder records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
Planet Fitness
Retail · 58,000 records
58K customer records exposed
8 Sep 2023
Medium7 Sep 2023
Hershey Company
Technology · Records not stated
2,214 employee records exposed in phishing
7 Sep 2023
Critical7 Sep 2023
Caesars Entertainment
Technology · Records not stated
65M loyalty program member records stolen in social engineering
7 Sep 2023
High6 Sep 2023
Dymocks Books (Australia)
Retail · 1,240,000 records
1.24M customer records stolen from Australia's largest bookstore chain
6 Sep 2023
Medium5 Sep 2023
Pizza Hut Australia
Retail · 193,000 records
193,000 customer records stolen, names, addresses, encrypted payment data
5 Sep 2023
High5 Sep 2023
Ayuntamiento de Sevilla
Government · Records not stated
LockBit demanded 1.5M EUR from Seville city council, municipal services disrupted
5 Sep 2023
Medium5 Sep 2023
Jackson National Life Insurance
Finance · Records not stated
53K policyholder records exposed
5 Sep 2023
Medium5 Sep 2023
City of Huntsville AL
Government · 28,000 records
28K records exposed in data breach
5 Sep 2023
Medium5 Sep 2023
MedInform / Health Solutions
Healthcare · 44,000 records
44K patient records exposed
5 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
Medium3 Sep 2023
44K customer records exposed
Retail · 44,000 records
44K customer records exposed
3 Sep 2023
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