2026 EVNHANOI — Emperador claim; ~13.36M customer rows / 300GB (unverified)
Data compromised
Actor-claimed: customer details (~13.36M rows), subscriptions (~6.99M), account records (~2.26M), misc. data; >300GB (unverified)
Technical writeup
Unverified leak-site / extortion claim: on August 22, 2026 trackers reported Emperador listed Vietnam Electricity / EVNHANOI (evn.com.vn), advertising more than 300GB including about 13.36 million rows of customer details, 6.99 million subscriptions, and 2.26 million account records, price open to negotiation. EVN had not confirmed at indexing. recordsAffected uses the actor customer-detail floor (13360000); companyConfirmed false.
Root cause
Unverified Emperador ransomware / leak-site listing (observed Aug 22, 2026)