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.

5,380
Disclosures in the tracker, all years
2,093
Of those, indexed in 2026
14
Added in November
25
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 4 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. Japan29 Oct 2026Japan AirlinesHow they got in: a supplier or vendor that was compromised first.BleepingComputer
  2. Japan29 Oct 2026Sony Network Communications (So-net / Plala ISP)The source does not say how they got in.SecurityWeek
  3. Japan22 Oct 2026CapcomThe source does not say how they got in.BleepingComputer
Medium15 Feb 2024
City of Garland TX
Government · 44,000 records
44K records exposed in cyberattack
15 Feb 2024
Critical15 Feb 2024
CISA (Ivanti breach)
Technology · Records not stated
US Cybersecurity agency itself breached via Ivanti VPN zero-days
15 Feb 2024
High15 Feb 2024
Universal Music Group
Sector not stated · Records not stated
850K employee and artist records exposed in vendor breach
15 Feb 2024
High13 Feb 2024
United Surgical Partners Intl
Healthcare · 360,000 records
360K patient records exposed
13 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
High12 Feb 2024
Ransomware encrypted city systems
Government · Records not stated
Ransomware encrypted city systems
12 Feb 2024
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