Weekly briefing No. 41 published 4 Oct 2026
Business
Individual
Partners
Intelligence
How we work
Sign in Check my address
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.

1,973
Incidents indexed in 2026
Source: LeakTrace index, 7 Oct 2026
15
Added in October
Source: LeakTrace index, 7 Oct 2026
15
Added in the last 7 days
Source: LeakTrace index, 7 Oct 2026
7
Sectors covered
Source: LeakTrace index, 7 Oct 2026
Critical4 Nov 2021
CyberServe
Healthcare · 1,107,034 records
1,107,034 records exposed, Dates of birth, Drinking habits, Email addresses, Family structure and 15 more
4 Nov 2021
Medium4 Nov 2021
NorthStar HealthCare Group
Healthcare · 25,000 records
25K patient records exposed
4 Nov 2021
Critical3 Nov 2021
Robinhood
Finance · 7,000,000 records
7M customer accounts compromised in social engineering attack
3 Nov 2021
Medium2 Nov 2021
iFood (Brazil)
Technology · Records not stated
Employee tampered with 6M restaurant listings, names changed to political messages
2 Nov 2021
High2 Nov 2021
Tamil Nadu Police (India)
Government · Records not stated
60,000 police records including FIRs and accused details leaked online
2 Nov 2021
High1 Nov 2021
City of Quincy MA
Government · Records not stated
Ransomware disrupted city services
1 Nov 2021
Critical30 Oct 2021
Newfoundland Health (Eastern Health)
Healthcare · Records not stated
Cyberattack disrupted healthcare across entire province for weeks
30 Oct 2021
Critical30 Oct 2021
Government of Newfoundland Health
Healthcare · Records not stated
Cyberattack disrupted healthcare across entire province, years of patient data stolen
30 Oct 2021
Critical29 Oct 2021
CyberServe (Iran)
Technology · 1,000,000 records
1M user records exposed in hacktivist attack
29 Oct 2021
High26 Oct 2021
Schreiber Foods
Sector not stated · Records not stated
Ransomware shut down dairy plants across US
26 Oct 2021
Critical23 Oct 2021
Iran Atomic Energy Organization
Government · Records not stated
Hacktivist group leaked 50GB of nuclear facility documents and emails
23 Oct 2021
High22 Oct 2021
CoinMarketCap
Finance · 3,117,548 records
3,117,548 records exposed, Email addresses
22 Oct 2021
High22 Oct 2021
Norwood Clinic
Healthcare · 228,000 records
228K patient records exposed in ransomware
22 Oct 2021
High20 Oct 2021
DaVita
Healthcare · 300,000 records
300K patient dialysis records exposed in data breach
20 Oct 2021
High18 Oct 2021
SIAE (Italian Copyright Agency)
Sector not stated · Records not stated
Everest ransomware stole 60GB, musicians' personal and financial data published
18 Oct 2021
High18 Oct 2021
Texas ENT Specialists
Healthcare · 535,000 records
535K patient records exposed in ransomware
18 Oct 2021
High17 Oct 2021
Atento SA (Brazil)
Technology · Records not stated
LockBit ransomware disrupted call center operations, $42.1M estimated loss
17 Oct 2021
High17 Oct 2021
Sinclair Broadcast Group
Sector not stated · Records not stated
Evil Corp ransomware disrupted TV broadcasts across 185 stations
17 Oct 2021
High17 Oct 2021
Adaptive Health Integrations
Healthcare · 510,000 records
510K patient records exposed in hacking incident
17 Oct 2021
High17 Oct 2021
Planned Parenthood LA
Healthcare · 400,000 records
400K patient records exposed in ransomware attack
17 Oct 2021
Critical15 Oct 2021
Broward Health (tech)
Technology · 1,350,000 records
1.35M patient records compromised via medical provider access
15 Oct 2021
Critical15 Oct 2021
Broward Health
Healthcare · 1,350,000 records
1.35M patient records compromised via third-party medical provider
15 Oct 2021
High14 Oct 2021
Thingiverse
Government · 228,102 records
228,102 records exposed, Dates of birth, Email addresses, IP addresses, Names and 3 more
14 Oct 2021
High13 Oct 2021
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack on Israeli hospital, patient records compromised, ops disrupted
13 Oct 2021
Were you affected?