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.

5,323
Disclosures in the tracker, all years
2,037
Of those, indexed in 2026
85
Added in October
21
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 21 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.

72 incidents from 9 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. Japan19 Oct 2026Nikkei Inc.How they got in: stolen or reused passwords.BleepingComputer
  2. Japan16 Oct 2026Burger King JapanThe source does not say how they got in.Security Affairs
  3. Japan16 Oct 2026BK JapanThe source does not say how they got in.SecurityWeek
  4. Japan16 Oct 2026Al Jazeera Media NetworkHow they got in: a supplier or vendor that was compromised first.BleepingComputer
  5. Japan14 Oct 2026Healthcare and financial organisations globallyHow they got in: email made to look like it came from a trusted sender.The Hacker News
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Critical1 Jan 2020
$18.2M recovery costs from 2019 RobbinHood ransomware
Government · Records not stated
$18.2M recovery costs from 2019 RobbinHood ransomware
1 Jan 2020
Critical1 Jan 2020
SamSam ransomware recovery costs exceeded $17M
Government · Records not stated
SamSam ransomware recovery costs exceeded $17M
1 Jan 2020
Were you affected?