DentaQuest handles dental benefits for millions of people. Now, data tied to 2.6 million accounts has surfaced in a public breach listing. DentaQuest confirmed a cybersecurity incident involving unauthorized access to a limited portion of its network, though its investigation is still ongoing. Have I Been Pwned said the leaked dataset included email addresses, names, phone numbers, dates of birth, government-issued IDs, and health insurance information. DentaQuest says systems remain operational DentaQuest stated it was “actively managing a cybersecurity incident involving unauthorized access to a limited portion of our network,” according to a company update. The company said it took immediate steps to secure its environment, contain the attack, and mitigate the threat. “Our systems remain fully operational, and we continue to serve our clients with limited disruption,” DentaQuest said. DentaQuest noted it was working with a cybersecurity expert, forensic investigators, and law enforcement authorities. The company also said it was still working to determine the exact scope of the incident, including the nature and extent of any data that may have been compromised. Breach …