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.

5,522
Disclosures in the tracker, all years
2,132
Of those, indexed in 2026
62
Added in November
24
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 9 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 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. Canada6 Nov 2026Air CreebecThe source does not say how they got in.CTV News
  2. Canada5 Nov 2026Burnaby School DistrictThe source does not say how they got in.CBC News
  3. Canada3 Nov 2026Central Okanagan School DistrictThe source does not say how they got in.CBC News
  4. Canada31 Oct 2026ChainalysisHow they got in: automated AI tools that work through many organizations at once.BleepingComputer
  5. Canada29 Oct 2026McCarthy Tétrault (with Davies also reporting a breach)The source does not say how they got in.The Globe and Mail
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
High6 Aug 2021
Ransomware disrupted city services
Government · Records not stated
Ransomware disrupted city services
6 Aug 2021
Medium4 Aug 2021
Town of Greenwich CT
Government · Records not stated
88K resident records exposed
4 Aug 2021
Critical4 Aug 2021
Eskenazi Health
Healthcare · 1,500,000 records
1.5M patient records stolen in ransomware attack
4 Aug 2021
High1 Aug 2021
Morley Companies
Healthcare · 521,000 records
521K patient records exposed in ransomware attack
1 Aug 2021
Medium29 Jul 2021
Sharp Corporation (Japan)
Technology · Records not stated
Data breach exposed customer personal information from online store
29 Jul 2021
Medium28 Jul 2021
Estonian Health Authority
Healthcare · Records not stated
COVID vaccine appointment data exposed, citizen PII accessible
28 Jul 2021
Medium28 Jul 2021
Lake Region Healthcare
Healthcare · 68,000 records
68K patient records exposed
28 Jul 2021
High26 Jul 2021
City of Lynn MA
Government · Records not stated
Ransomware encrypted city systems
26 Jul 2021
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