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.

5,318
Disclosures in the tracker, all years
2,033
Of those, indexed in 2026
86
Added in October
20
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 22 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. France20 Oct 2026US tax preparation businessesThe source does not say how they got in.The Record
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
Critical27 Jul 2020
Hurb
Retail · 20,727,771 records
20,727,771 records exposed, Dates of birth, Email addresses, IP addresses, Names and 3 more
27 Jul 2020
Critical27 Jul 2020
Dave
Finance · 2,964,182 records
2,964,182 records exposed, Dates of birth, Email addresses, Names, Passwords and 3 more
27 Jul 2020
High27 Jul 2020
Ragnar Locker ransomware, $4.5M ransom paid
Sector not stated · Records not stated
Ragnar Locker ransomware, $4.5M ransom paid
27 Jul 2020
Medium27 Jul 2020
Sheldon ISD (TX)
Education · Records not stated
25K student records exposed in ransomware
27 Jul 2020
High27 Jul 2020
City of Lafayette CO
Government · Records not stated
Ransomware forced $45K payment to decrypt city systems
27 Jul 2020
Critical26 Jul 2020
Promo
Retail · 14,610,585 records
14,610,585 records exposed, Email addresses, Genders, IP addresses, Names and 1 more
26 Jul 2020
Critical25 Jul 2020
Dave Inc
Finance · 7,500,000 records
7.5M customer records exposed via former vendor Waydev
25 Jul 2020
Critical23 Jul 2020
Garmin (Global Impact)
Technology · Records not stated
WastedLocker ransomware shut down GPS services worldwide for days
23 Jul 2020
Critical23 Jul 2020
Garmin
Technology · Records not stated
Full IT infrastructure encrypted in WastedLocker ransomware
23 Jul 2020
High22 Jul 2020
Instacart
Retail · 278,000 records
278K customer records exposed via credential stuffing
22 Jul 2020
High21 Jul 2020
NetWalker ransomware encrypted city systems
Government · Records not stated
NetWalker ransomware encrypted city systems
21 Jul 2020
High21 Jul 2020
NetWalker ransomware encrypted city systems
Government · Records not stated
NetWalker ransomware encrypted city systems
21 Jul 2020
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