MIT HJERTE Listed by nova Ransomware Group

On June 20, 2026, the Danish health platform mit-hjerte.de and mit-hjerte.dk appeared on the leak site of the nova Ransomware Group. The company, which provides personalised information to patients with heart disease, is claimed to have had internal files exfiltrated during a ransomware attack. Nova provided a tree of stolen data and sample files, offering to decrypt one file if the organisation contacts their support department.

What's Publicly Reported from Reporting

Public reporting indicates that nova exfiltrated internal files from the Mit Hjerte platform. The exact number of patients or records affected remains unknown. The leak site lists both the .de and .dk domains and shows a directory structure of the stolen material. As of the publication date, the group had not published the full dataset but was using the partial leak and decryption offer as leverage.

June 20, 2026 marks the date the incident was listed. The platform’s purpose is to deliver targeted medical information to individuals living with cardiac conditions, which means the compromised files could contain sensitive health-related records, contact details, and personal identifiers.

Why This Matters for You and Your Family

If you or a family member has used Mit Hjerte services, your personal health information may now sit in the hands of criminals. Health data is especially damaging when exposed because it can be used for identity theft, insurance discrimination, or targeted fraud. Even if you were not a direct patient, the breach highlights how everyday medical platforms can become entry points for broader data leaks that eventually reach you.

Internal files often include names, addresses, phone numbers, email accounts, and medical history. Once this information leaves a secure environment, it circulates on underground markets for months or years. Your family’s safety depends on recognising that a single breach like this can quietly feed future attacks against your household.

The Doxxing and Identity-Chain Implications

Health records rarely exist in isolation. A leaked email or phone number from a medical platform can be linked to your social-media handles, children’s gaming accounts, or family address. Attackers follow these identity chains to build complete profiles for doxxing, extortion, or account takeovers. Credential leaks of this nature frequently cascade into gaming platforms where children use the same or similar passwords, exposing younger family members to harassment or financial fraud.

Continuous monitoring across large breach databases becomes essential because these connections surface gradually. Identity-chain mapping that links handles to real identities helps reveal risks before they escalate into public exposure or targeted attacks.

Nova Ransomware Group’s Track Record

Public reporting attributes the nova Ransomware Group with a growing list of healthcare and service-sector victims. The group emerged in recent years and follows a double-extortion playbook: it encrypts victim systems, exfiltrates data before encryption, then posts samples on its leak site to pressure payment. Typical initial access involves phishing or exploited remote desktop services, followed by rapid data theft and deployment of ransomware. Nova’s public communications emphasise contacting their support for decryption samples, a tactic designed to open direct negotiation channels while keeping pressure high through partial leaks.

What to do

• Rotate any password you used on mit-hjerte.de or mit-hjerte.dk everywhere else it appears, and switch to 2FA through an authenticator app rather than SMS.
• Run a DoxxScan to map every link between your emails, phone numbers, handles, and real identity, with no-subscription cleanup of exposed data.
• Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next leak that touches your family is caught in hours, not months.
• Cover the household with DoxxScan family coverage that extends to dependents and children’s gaming accounts that often chain back to the same credentials or address.
• Let remediation specialists handle takedown requests across data brokers and leak sites for you while you focus on securing daily accounts.

The incident shows that health data breaches continue to surface without warning and can affect any household that interacts with specialised medical services. Taking concrete steps now limits how far attackers can travel along your identity chain. DoxxScan by GalaxyWarden delivers that protection through continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full family coverage that includes children’s gaming accounts. Start protecting what matters most before the next wave of leaked data reaches your front door.