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.

5,314
Disclosures in the tracker, all years
2,028
Of those, indexed in 2026
76
Added in October
22
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 20 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.

69 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. Japan16 Oct 2026Burger King JapanThe source does not say how they got in.Security Affairs
  2. Japan16 Oct 2026BK JapanThe source does not say how they got in.SecurityWeek
  3. Japan16 Oct 2026Al Jazeera Media NetworkHow they got in: a supplier or vendor that was compromised first.BleepingComputer
  4. Japan14 Oct 2026Healthcare and financial organisations globallyHow they got in: email made to look like it came from a trusted sender.The Hacker News
  5. Japan8 Oct 2026Park24The source does not say how they got in.The Hacker News
  6. Japan7 Oct 2026AdvantestThe source does not say how they got in.SecurityWeek
  7. Japan6 Oct 2026NikkeiThe source does not say how they got in.Infosecurity Magazine
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
Critical30 Jan 2019
Unprotected server
Finance · 422,000,000 records
Unprotected server exposed 422M customer records, account balances, recent transactions
30 Jan 2019
High24 Jan 2019
Altran Technologies (France)
Technology · Records not stated
Cryptolocker ransomware disrupted French engineering consultancy
24 Jan 2019
High13 Jan 2019
FaceUP
Retail · 87,633 records
87,633 records exposed, Dates of birth, Email addresses, Genders, Names and 3 more
13 Jan 2019
High10 Jan 2019
Dangdang
Technology · 4,848,734 records
4,848,734 records exposed, Email addresses
10 Jan 2019
High8 Jan 2019
BannerBit
Technology · 213,415 records
213,415 records exposed, Email addresses, Passwords
8 Jan 2019
Were you affected?