Breaches & incidents
The victims' side of the threat pictureWho is being attacked
Data breaches and cyber incidents made public — reported to regulators, disclosed by the companies themselves, or catalogued after a leak. Who was hit, when, how, and how many people or accounts were affected.
- Incidents disclosed
- 613
- last 12 months, every source
- People in US health breaches
- 70.4M
- 474 breaches reported to HHS
- Material incidents, US listed firms
- 22
- SEC 8-K Item 1.05, 12 months
- Accounts in new breach records
- 521.9M
- 125 breaches added to HIBP
Coverage. Mostly the United States: the cleanest public records of named victims come from US regulators. Ransomware victims worldwide, India included, are on the ransomware victims page. Every count is a lower bound — only disclosed incidents appear.
1Key findings
- Most common attackHacking / intrusion78% of named-victim incidents in the last 24 months
- Most targeted sectorHealthcare747 incidents in the last 24 months
- Most people affectedConduent Business Services LLC62.2M people · 8 Oct 2025
- Most accounts exposed1win96.2M accounts · 2 Nov 2024
- Named most oftenFieldtex Products, Inc.in 5 disclosures, 20 Nov 2025 – 12 Dec 2025
- Latest disclosureDouble CounterData breach (cause not stated) · 4 Oct 2026 · HIBP
2Trends
The last 24 months, dated when the incident happened where the source says, otherwise when it was reported.
- Hacking / intrusion792
- Data breach (cause not stated)150
- Unauthorised access or disclosure60
- Ransomware9
- Infostealer logs5
- Credential compilation (no single victim)5
- Theft or loss4
- Error / misconfiguration1
- Hacking / intrusion792
- Data breach (cause not stated)150
- Unauthorised access or disclosure60
- Ransomware9
- Infostealer logs5
- Credential compilation (no single victim)5
- Theft or loss4
- Error / misconfiguration1
- Hacking / intrusion792
- Data breach (cause not stated)150
- Unauthorised access or disclosure60
- Ransomware9
- Infostealer logs5
- Credential compilation (no single victim)5
- Theft or loss4
- Error / misconfiguration1
- Hacking / intrusion77%
- Data breach (cause not stated)15%
- Unauthorised access or disclosure6%
- Ransomware1%
- Infostealer logs0%
- Credential compilation (no single victim)0%
- Theft or loss0%
- Error / misconfiguration0%
3Sectors
Who the incidents hit, where the source names a sector, and how each sector was attacked.
- In healthcare, 91% of incidents were hacking / intrusion.
| Hacking / intrusion | Data breach (cause not stated) | Unauthorised access or disclosure | Ransomware | Theft or loss | Error / misconfiguration | |
|---|---|---|---|---|---|---|
| Healthcare | 680 | 60 | 2 | 4 | 1 | |
| Information | 25 | 3 | ||||
| Manufacturing | 20 | 1 | ||||
| Professional Services | 18 | 1 | ||||
| Retail | 17 | 1 | ||||
| Finance, Insurance & Real Estate | 6 | |||||
| Services | 5 | |||||
| Technology | 4 |
4Largest incidents
The last 24 months. People and accounts are counted apart: an account list can hold one person many times. Credential compilations, which name no victim, are left out.
- 1Conduent Business Services LLC62.2M people
- 2DentaQuest, LLC15.0M people
- 3Aflac Incorporated (“Aflac”)13.9M people
- 4Aesto, LLC9.5M people
- 5Episource, LLC6.7M people
- 6AdaptHealth, LLC4.1M people
- 7Unlimited Technology Systems, LLC3.8M people
- 8CareCloud, Inc.3.8M people
- 11win96.2M accounts
- 2Under Armour72.7M accounts
- 3Suno55.3M accounts
- 4Canadian Tire38.3M accounts
- 5Addi34.5M accounts
- 6SoundCloud29.8M accounts
- 7Speedio27.5M accounts
- 8Paidwork23.3M accounts
5Hit more than once
Organisations named in more than one disclosure in the last 5 years (29 in all). That can be separate attacks, or one incident reported to more than one place — a regulator and investors, or on behalf of several clients.
| Organisation | Disclosures | First – latest | Types of attack | Sources |
|---|---|---|---|---|
| Fieldtex Products, Inc. · Healthcare | 5 | 20 Nov 2025 – 12 Dec 2025 | Hacking / intrusion | HHS |
| AltaMed Health Services Corporation · Healthcare | 3 | 1 Jun 2023 – 26 Feb 2026 | Hacking / intrusionRansomwareUnauthorised access or disclosure | HHS, VCDB |
| United Healthcare Student Resources · Finance & Insurance | 3 | 1 Jun 2023 – 1 Jun 2023 | Ransomware | VCDB |
| DentaQuest, LLC · Healthcare | 2 | 23 May 2026 – 16 Jul 2026 | Data breach (cause not stated)Hacking / intrusion | HHS, HIBP |
| CarMax · Retail | 2 | 2 May 2025 – 24 Jan 2026 | Data breach (cause not stated)Hacking / intrusion | HIBP, VCDB |
| WindRose Health Network · Healthcare | 2 | 27 Jan 2026 – 16 Sept 2026 | Hacking / intrusion | HHS |
| AdaptHealth, LLC · Healthcare | 2 | 27 Jun 2026 – 14 Aug 2026 | Hacking / intrusion | HHS, SEC 8-K |
| CareCloud, Inc. · Healthcare | 2 | 24 Mar 2026 – 24 Jul 2026 | Hacking / intrusion | HHS, SEC 8-K |
| Clinical Registry Solutions · Healthcare | 2 | 9 Apr 2026 – 12 Jun 2026 | Hacking / intrusion | HHS, VCDB |
| Open Arms Care Corporation · Healthcare | 2 | 1 Jun 2025 – 11 Jun 2026 | Hacking / intrusion | HHS, VCDB |
| Gastro Health · Healthcare | 2 | 22 May 2026 – 22 May 2026 | Hacking / intrusion | HHS |
| Radiology Associates of Richmond · Healthcare | 2 | 1 Jul 2025 – 21 May 2026 | Hacking / intrusion | HHS |
6All incidents
805 incidents match, newest first.
| Date | Organisation | Type of attack | Sector | Where | Affected | Source |
|---|---|---|---|---|---|---|
| 2017-01-01 | Verizon | Hacking / intrusion | Information | US | 14.0M records | VCDB |
| 2017-01-01 | We Heart It | Hacking / intrusion | Information | US | 8.0M records | VCDB |
| 2017-01-01 | XBOX360 ISO | Hacking / intrusion | Information | Unknown | 2.5M records | VCDB |
| 2016-11-19 | MJ Freeway Business Solutions | Hacking / intrusion | Information | CO, US | — | VCDB |
| 2016-11-16 | PornHub.com | Malware | Information | CA | — | VCDB |
| 2016-11-08 | DemocraticUnderground.com's forums | Hacking / intrusion | Information | US | 75k records | VCDB |
| 2016-11-06 | Scottland Yards Website | Hacking / intrusion | Information | GB | — | VCDB |
| 2016-11-04 | Touchnote | Hacking / intrusion | Information | GB | — | VCDB |
| 2016-11-03 | AliExpress | Error / misconfiguration | Information | IL | — | VCDB |
| 2016-10-20 | Dailymotion | Hacking / intrusion | Information | FR | 87.0M records | VCDB |
| 2016-10-01 | Pakwheels.com | Hacking / intrusion | Information | PK | 675k records | VCDB |
| 2016-10-01 | Three Mobile | Hacking / intrusion | Information | GB | 133k records | VCDB |
| 2016-10-01 | Tieto Lietuva | Error / misconfiguration | Information | LT | — | VCDB |
| 2016-09-20 | MoDaCo dotcom / Solutions | Hacking / intrusion | Information | GB | 880k records | VCDB |
| 2016-09-16 | HP Enterprise Services LLC | Theft or loss | Information | IN, US | 1,235 records | VCDB |
| 2016-09-05 | Brazzers | Hacking / intrusion | Information | CA | 791k records | VCDB |
| 2016-09-03 | Variety News | Hacking / intrusion | Information | NY, US | — | VCDB |
| 2016-09-01 | EMR4all, Inc. | Error / misconfiguration | Information | CA, US | — | VCDB |
| 2016-09-01 | Lightspeed | Hacking / intrusion | Information | CA | 38k records | VCDB |
| 2016-09-01 | SuperCell | Hacking / intrusion | Information | FI | 1.1M records | VCDB |
| 2016-08-23 | Opera Software ASA | Hacking / intrusion | Information | NO | 1.7M records | VCDB |
| 2016-08-16 | Virgin Mobile | Error / misconfiguration | Information | AU | — | VCDB |
| 2016-08-11 | Epic Games | Hacking / intrusion | Information | NC, US | 808k records | VCDB |
| 2016-08-11 | Epic Games | Hacking / intrusion | Information | NC, US | 808k records | VCDB |
| 2016-08-05 | Mail.ru Group Ltd | Hacking / intrusion | Information | RU | 25.0M records | VCDB |
| 2016-08-02 | Radio Station | Hacking / intrusion | Information | US | — | VCDB |
| 2016-07-31 | DLH.Net | Hacking / intrusion | Information | DE | 3.3M records | VCDB |
| 2016-07-25 | Oracle Corp | Malware | Information | CA, US | 1.0M records | VCDB |
| 2016-07-22 | Glassdoor | Error / misconfiguration | Information | CA, US | 600k records | VCDB |
| 2016-07-14 | Canonical | Hacking / intrusion | Information | GB | 2.0M records | VCDB |
| 2016-07-14 | Elex | Hacking / intrusion | Information | CN | 1.6M records | VCDB |
| 2016-07-12 | Disney Consumer Products and Interactive Media | Hacking / intrusion | Information | US | 391k records | VCDB |
| 2016-07-10 | Valve | Hacking / intrusion | Information | Unknown | 1.9M records | VCDB |
| 2016-07-07 | Netia | Hacking / intrusion | Information | PL | 300k records | VCDB |
| 2016-07-01 | LastPass | Hacking / intrusion | Information | VA, US | — | VCDB |
| 2016-07-01 | MTN Irancell | Hacking / intrusion | Information | IR | 20.0M records | VCDB |
| 2016-07-01 | New England Healthcare Exchange Network | Insider misuse | Information | US | 3,840 records | VCDB |
| 2016-07-01 | unknown non profit | Ransomware | Information | CA, US | — | VCDB |
| 2016-06-11 | Let's Encrypt | Error / misconfiguration | Information | CA, US | 7,618 records | VCDB |
| 2016-06-05 | unnamed movie theater | Insider misuse | Information | PH | — | VCDB |
| 2016-06-01 | Evony | Hacking / intrusion | Information | US | 34.3M records | VCDB |
| 2016-06-01 | Facepunch | Hacking / intrusion | Information | GB | 397k records | VCDB |
| 2016-06-01 | i-Dressup | Hacking / intrusion | Information | CA, US | 2.2M records | VCDB |
| 2016-04-06 | CoinWallet | Hacking / intrusion | Information | Unknown | — | VCDB |
| 2016-04-04 | ProSportsDaily | Hacking / intrusion | Information | US | — | VCDB |
| 2016-04-01 | Unnamed organisation | Insider misuse | Information | IN | 3 records | VCDB |
| 2016-04-01 | UserVoice | Hacking / intrusion | Information | CA, US | — | VCDB |
| 2016-03-01 | CD Projekt RED | Hacking / intrusion | Information | PL | 1.9M records | VCDB |
| 2016-03-01 | Microsoft | Hacking / intrusion | Information | WA, US | — | VCDB |
| 2016-02-01 | Eternal Word Television Network | Phishing / social engineering | Information | US-AL, US | 425 records | VCDB |
Sources: US HHS breach portal, SEC EDGAR, Have I Been Pwned (CC BY 4.0) and the VERIS Community Database (CC BY-SA 4.0). Updated 2026-10-13 19:43 UTC.