Argentine Healthcare Provider Swiss Medical Listed in Alleged 458K-Record Member Data Sale
Argentine healthcare provider Swiss Medical's 458K member records allegedly listed for sale on dark web.
Summary
A threat actor using the alias Moelester claims to be selling a dataset of approximately 458,000 member records allegedly stolen from Swiss Medical, a major Argentine private healthcare and health-insurance provider. The data has been listed on dark web marketplaces, exposing sensitive member information. This incident represents a significant breach affecting a major healthcare organization in Latin America.
Full text
Data Breaches Argentine Healthcare Provider Swiss Medical Listed in Alleged 458K-Record Member Data Sale , and Dark Web Informer May 29, 2026 . 3:03 PM 12 min read 𝕏 Share on Facebook Share on Pinterest Share on LinkedIn Share on WhatsApp Share via Email ▣Post details !Allegedly exposed ◱Screenshot ⚠Potential impact iStatus ✕ Related Data Breaches French Government Platform Resana Listed in Alleged 990K-Record User Data Sale , and Dark Web Informer May 28, 2026 Paid Members Public Data Breaches Brazilian Food-Delivery Giant iFood Targeted in Alleged 43.8M-Record Customer Data Extortion , and Dark Web Informer May 28, 2026 Paid Members Public Data Breaches Saudi Portal Nitaqat Listed in Alleged 437K-Record Contacts & CRM Data Sale , and Dark Web Informer May 27, 2026 Paid Members Public Data Breaches UK Transport Firm Tripocity Listed in Alleged 202K-User Database Sale , and Dark Web Informer May 26, 2026 Paid Members Public Latest Leaks French Real-Estate Co-op Platform Amepi Hit by Alleged 6K-Record Leak , and Dark Web Informer May 29, 2026 Paid Members Public Articles Daily Dose of Dark Web Informer - May 28th, 2026 , and Dark Web Informer May 28, 2026 Paid Members Public Ransomware US Student Mental-Health Provider Mindpath College Health Listed on Ransomware Leak Site , and Dark Web Informer May 28, 2026 Paid Members Public Vulnerabilities One Forged Header: Unauthenticated Authentication Bypass in Fortinet FortiClient EMS (CVE-2026-35616) , and Dark Web Informer May 28, 2026 Paid Members Public