Skip to content

Search Ransomware Intelligence

Jump to a group, country, industry or search victims.

Listed on a ransomware leak site

ARWINI

arwini.de

ARWINI was listed on the Kairos leak site on May 12, 2026. Information as of Oct 19, 2026.

Country: GermanyIndustry: Healthcare
Updated continuously · figures as of Oct 19, 2026
Claimed by
Kairos
First listed
May 12, 2026
Claims recorded
1

Leak-Site Claim.

KairosConfirmed claim
Posted on the leak site
May 12, 2026
Collected by Brandefense
May 11, 2026
Data claimed
Not stated
Leak-site post text, written by the group
Arbeitsgemeinschaft Wirtschaftlichkeitsprüfung Niedersachsen e.V. (ARWINI) is a registered association in Lower Saxony, Germany, whose public role is to host the joint Wirtschaftlichkeitsprüfung setup for statutory health insurance under SGB V. It brings together the KVN (the regional association of panel physicians) and the health insurers in a shared inspection / audit structure for contractual outpatient care. Day-to-day work covers procedures, consultations with physicians where relevant, and formal processes linked to efficiency and appropriateness of care and billing. The brand ARWINI…

Get alerted the moment your company or a supplier is posted on a leak site.

Alert me
Other confirmed victims claimed by the same group
VictimClaimed byCountryIndustryData claimedPosted
Oceania Digital Communications
odc.vu
KairosVUVanuatuTechnologyNot stated
Slate Valley Unified School District
slatevalleyunified.org
KairosUSUnited StatesEducation and ResearchNot stated
Le Centre National de l'Expertise Hospitalière (CNEH)
cneh.com
KairosCNChinaHealthcareNot stated
Unique Repair Services
uniquerepair.com
KairosUSUnited StatesUnknownNot stated
Krapf Group
krapfgroup.com
KairosUSUnited StatesManufacturingNot stated
Leisure Coast Kitchens
leisurecoastkitchens.com.au
KairosAUAustraliaRetailNot stated
Other confirmed victims in the same industry
VictimClaimed byCountryIndustryData claimedPosted
Kingwood Endoscopy
mhendokingwood.com
N0nUSUnited StatesHealthcareNot stated
Dental Team FL
dentalteamfl.com
QilinUSUnited StatesHealthcareNot stated
Salauno
salauno.com.mx
QilinMXMexicoHealthcareNot stated
Mastelli S.r.l.
mastelli.com
QilinITItalyHealthcareNot stated
First Dental Health
firstdentalhealth.com
The GentlemenUSUnited StatesHealthcareNot stated
Gio Dental Med Spa
giodentalspa.com
The GentlemenMXMexicoHealthcareNot stated

Get Real-Time Alerts, IOC Feeds And Takedowns.

The Brandefense platform watches every leak site for your company, vendors and executives, and acts on what it finds.

Figures as of Oct 19, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.