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.

5,574
Disclosures in the tracker, all years
2,089
Of those, indexed in 2026
8
Added in November
22
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 3 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.

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.

  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
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
Avito
Technology · 2,721,835 records
2,721,835 records exposed, Email addresses, Geographic locations, IP addresses, Names and 1 more
14 Nov 2023
High14 Nov 2023
Concevis (Switzerland)
Government · Records not stated
Swiss IT provider breach exposed Federal Tax Administration and military data
14 Nov 2023
Medium14 Nov 2023
Capsule Pharmacy
Healthcare · 27,000 records
27K patient prescription records exposed
14 Nov 2023
High14 Nov 2023
400K resident records exposed in cyberattack
Government · Records not stated
400K resident records exposed in cyberattack
14 Nov 2023
High14 Nov 2023
Bayview Asset Management
Finance · Records not stated
386K mortgage records exposed
14 Nov 2023
Medium13 Nov 2023
Samsung (Customer Support Breach)
Technology · Records not stated
190,000 UK customer support ticket records exposed through Spectos vulnerability
13 Nov 2023
High13 Nov 2023
Trans-Northern Pipelines
Sector not stated · Records not stated
ALPHV ransomware claimed 190GB of data stolen from Canadian pipeline operator
13 Nov 2023
Medium12 Nov 2023
AIG
Finance · Records not stated
42K policyholder records exposed in vendor breach
12 Nov 2023
High10 Nov 2023
Chess.com (2023)
Technology · 1,274,077 records
1,274,077 records exposed, Email addresses, Geographic locations, Names, Usernames
10 Nov 2023
Critical10 Nov 2023
Trans-Northern Pipelines
Government · Records not stated
ALPHV/BlackCat claimed data theft from pipeline operator
10 Nov 2023
Were you affected?