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.

5,406
Disclosures in the tracker, all years
2,120
Of those, indexed in 2026
45
Added in November
45
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 7 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

Critical11 Sep 2023
Air Canada (2023)
Sector not stated · Records not stated
App user accounts compromised, passport info exposed
11 Sep 2023
Critical11 Sep 2023
MGM Grand (Global Impact)
Sector not stated · Records not stated
ALPHV/Scattered Spider caused $100M+ damage to casino operations worldwide
11 Sep 2023
High11 Sep 2023
MGM Resorts (UK Operations)
Sector not stated · Records not stated
ALPHV social engineering attack disrupted UK hotel operations alongside US
11 Sep 2023
Critical11 Sep 2023
MGM Resorts
Technology · Records not stated
Scattered Spider attack caused $100M+ losses, 10 days of disruption
11 Sep 2023
Medium10 Sep 2023
Stifel Financial
Finance · 34,000 records
34K client records exposed
10 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Medium8 Sep 2023
36K student records exposed
Education · Records not stated
36K student records exposed
8 Sep 2023
Were you affected?