The n0n ransomware group listed Delta Dental of Missouri on its data leak site on 2026-11-05. Country: US Sector: Healthcare Claim as published on the leak site: dental insurance · United States | The customer relationship database of a dental benefits insurer: 48,528 distinct email addresses and 17,913 telephone number lines recovered by direct read; Member and subscriber service records with full names, social security numbers, dates of birth, home addresses and dental treatment details; Employer group client records with contacts, addresses and phones, and the insurance broker channel that serves them | [NOT PAID — EXPOSED]