Weekly briefing No. 41 published 4 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.

5,341
Disclosures in the tracker, all years
2,054
Of those, indexed in 2026
111
Added in October
14
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 26 Oct 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.

74 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. Germany21 Oct 2026IQ.LvbsThe source does not say how they got in.The Register
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
58K unemployment claimant records exposed
Government · Records not stated
58K unemployment claimant records exposed
16 Aug 2021
Medium16 Aug 2021
ReserveBar
Retail · 71,000 records
71K customer records exposed in alcohol delivery breach
16 Aug 2021
Critical15 Aug 2021
T-Mobile
Technology · 77,000,000 records
77M customer records including SSNs exposed in data breach
15 Aug 2021
High11 Aug 2021
Accenture (2021)
Technology · Records not stated
LockBit ransomware with $50M demand and 6TB data claims
11 Aug 2021
High11 Aug 2021
Accenture
Technology · Records not stated
LockBit ransomware attacked with 6TB stolen data claims
11 Aug 2021
Critical10 Aug 2021
Poly Network
Technology · Records not stated
$611M in cryptocurrency stolen in DeFi hack
10 Aug 2021
Critical8 Aug 2021
OrderSnapp
Retail · 1,304,447 records
1,304,447 records exposed, Dates of birth, Email addresses, Names, Passwords and 1 more
8 Aug 2021
Critical7 Aug 2021
MMG Fusion
Healthcare · 2,660,295 records
2,660,295 records exposed, Appointments, Dates of birth, Email addresses, Genders and 5 more
7 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
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